Skip to Content
HARPER JEWELLERY
SHOP
RINGS
BRACELETS
EARRINGS
NECKLACES
COLLECTIONS
BOLD AND BEAUTIFUL
QUIET LUXURY
TENNIS
BRIDAL
LAB DIAMONDS
ABOUT
CONTACT US
0
0
HARPER JEWELLERY
SHOP
RINGS
BRACELETS
EARRINGS
NECKLACES
COLLECTIONS
BOLD AND BEAUTIFUL
QUIET LUXURY
TENNIS
BRIDAL
LAB DIAMONDS
ABOUT
CONTACT US
0
0
Folder: SHOP
Back
RINGS
BRACELETS
EARRINGS
NECKLACES
Folder: COLLECTIONS
Back
BOLD AND BEAUTIFUL
QUIET LUXURY
TENNIS
BRIDAL
LAB DIAMONDS
ABOUT
CONTACT US
SHOP 23ct. Lab Diamond Tennis Necklace 18K Solid White Gold Round Brilliant | Deborah
23ct. Round Brilliant Lab-Grown Diamond Tennis Necklace in 18K Solid White Gold - Deborah Image 1 of 3
23ct. Round Brilliant Lab-Grown Diamond Tennis Necklace in 18K Solid White Gold - Deborah
23ct. Round Brilliant Lab-Grown Diamond Tennis Necklace in 18K Solid White Gold - Deborah Image 2 of 3
23ct. Round Brilliant Lab-Grown Diamond Tennis Necklace in 18K Solid White Gold - Deborah
23ct. Round Brilliant Lab-Grown Diamond Tennis Necklace in 18K Solid White Gold - Deborah Image 3 of 3
23ct. Round Brilliant Lab-Grown Diamond Tennis Necklace in 18K Solid White Gold - Deborah
23ct. Round Brilliant Lab-Grown Diamond Tennis Necklace in 18K Solid White Gold - Deborah
23ct. Round Brilliant Lab-Grown Diamond Tennis Necklace in 18K Solid White Gold - Deborah
23ct. Round Brilliant Lab-Grown Diamond Tennis Necklace in 18K Solid White Gold - Deborah

23ct. Lab Diamond Tennis Necklace 18K Solid White Gold Round Brilliant | Deborah

Sale Price:$17,800.00 Original Price:$28,000.00
sale

Command attention with the 23 carat Deborah Tennis Necklace, meticulously handcrafted in solid 18K white gold. Featuring 110 dazzling round brilliant lab-grown diamonds, this exquisite statement piece offers unparalleled brilliance, timeless sophistication, and ethical luxury.

Complimentary Express Shipping & Lifetime Warranty

Finer details:

Stones
• 110 x 0.21ct. (3.8mm) round brilliant moissanite stones
• Total carat weight: 23ct.

Metal
• Crafted from 18k solid white gold
• High polish finish for a radiant, mirror-like shine

Setting
• Each stone is meticulously hand set in a classic 4 claw setting
• Secured with a box clasp and double safety latch

Specifications
• Cut: Excellent
• Colour: D/E
• Clarity: VVS/VS

Sizing
Standard length is 40cm - 45cm

Certificate
IGI Certificate included

Lead Time
Made to order – please allow 5-7 weeks to handcraft

Packaging
Comes beautifully presented in our signature black gift box, hand-tied with a satin ribbon for an exquisite unboxing experience

Why you will love it
This necklace is the epitome of refined glamour - its clean silhouette and continuous sparkle elevate any ensemble, day or night. Each lab-grown diamond has been carefully selected for its exceptional fire and brilliance, offering all the prestige of natural diamonds with a conscious, ethical approach. Whether worn alone or layered, it is a forever piece that radiates confidence, beauty, and timeless luxury.

Quantity:
Add To Cart

Command attention with the 23 carat Deborah Tennis Necklace, meticulously handcrafted in solid 18K white gold. Featuring 110 dazzling round brilliant lab-grown diamonds, this exquisite statement piece offers unparalleled brilliance, timeless sophistication, and ethical luxury.

Complimentary Express Shipping & Lifetime Warranty

Finer details:

Stones
• 110 x 0.21ct. (3.8mm) round brilliant moissanite stones
• Total carat weight: 23ct.

Metal
• Crafted from 18k solid white gold
• High polish finish for a radiant, mirror-like shine

Setting
• Each stone is meticulously hand set in a classic 4 claw setting
• Secured with a box clasp and double safety latch

Specifications
• Cut: Excellent
• Colour: D/E
• Clarity: VVS/VS

Sizing
Standard length is 40cm - 45cm

Certificate
IGI Certificate included

Lead Time
Made to order – please allow 5-7 weeks to handcraft

Packaging
Comes beautifully presented in our signature black gift box, hand-tied with a satin ribbon for an exquisite unboxing experience

Why you will love it
This necklace is the epitome of refined glamour - its clean silhouette and continuous sparkle elevate any ensemble, day or night. Each lab-grown diamond has been carefully selected for its exceptional fire and brilliance, offering all the prestige of natural diamonds with a conscious, ethical approach. Whether worn alone or layered, it is a forever piece that radiates confidence, beauty, and timeless luxury.

Command attention with the 23 carat Deborah Tennis Necklace, meticulously handcrafted in solid 18K white gold. Featuring 110 dazzling round brilliant lab-grown diamonds, this exquisite statement piece offers unparalleled brilliance, timeless sophistication, and ethical luxury.

Complimentary Express Shipping & Lifetime Warranty

Finer details:

Stones
• 110 x 0.21ct. (3.8mm) round brilliant moissanite stones
• Total carat weight: 23ct.

Metal
• Crafted from 18k solid white gold
• High polish finish for a radiant, mirror-like shine

Setting
• Each stone is meticulously hand set in a classic 4 claw setting
• Secured with a box clasp and double safety latch

Specifications
• Cut: Excellent
• Colour: D/E
• Clarity: VVS/VS

Sizing
Standard length is 40cm - 45cm

Certificate
IGI Certificate included

Lead Time
Made to order – please allow 5-7 weeks to handcraft

Packaging
Comes beautifully presented in our signature black gift box, hand-tied with a satin ribbon for an exquisite unboxing experience

Why you will love it
This necklace is the epitome of refined glamour - its clean silhouette and continuous sparkle elevate any ensemble, day or night. Each lab-grown diamond has been carefully selected for its exceptional fire and brilliance, offering all the prestige of natural diamonds with a conscious, ethical approach. Whether worn alone or layered, it is a forever piece that radiates confidence, beauty, and timeless luxury.

Care Guide

Please care for your jewellery by storing it separately in our packaging in a dry and humidity free environment and kindly avoid contact with chemicals, perfume, lotions, chlorine & salt water.

To ensure your piece of jewellery remains in perfect condition, we recommend removing it before sleeping, bathing or swimming. 

Note that our lifetime manufacturing warranty does not cover damage caused by neglect or wear and tear.

You Might Also Like

2.5ct. Pink Lab Diamond 18K Solid White Gold Round Brilliant Halo Engagement Ring | Harper Pink lab diamond.jpg Pink lab diamond_2.jpg Pink lab diamond_4.jpg IGI Report.jpg
2.5ct. Pink Lab Diamond 18K Solid White Gold Round Brilliant Halo Engagement Ring | Harper
Sale Price:$7,040.00 Original Price:$8,800.00
sale
3tcw. Emerald-Cut Lab Diamond Stud Earrings 18K Solid White Gold | Bronwyn Bronwyn Earring lab diamond 3 total carat 18k solid white gold Bronwyn Earring lab diamond 3 total carat 18k solid white gold IGI Report.jpg
3tcw. Emerald-Cut Lab Diamond Stud Earrings 18K Solid White Gold | Bronwyn
Sale Price:$2,000.00 Original Price:$2,500.00
sale
3.6ct. Lab Diamond Eternity Ring 18K Solid White Gold Round Brilliant | Brittany Brittany moissanite 18k white gold plated eternity band. Round brilliant stones (Copy) Brittany moissanite 18k white gold plated eternity band. Round brilliant stones (Copy) IGI%2BReport.jpg
3.6ct. Lab Diamond Eternity Ring 18K Solid White Gold Round Brilliant | Brittany
Sale Price:$2,784.00 Original Price:$4,640.00
sale
Lab Diamond Solitaire 18K Solid White Gold Round Brilliant Engagement Ring | Elehna Round Brilliant Lab-Grown Diamond Engagement Ring 18K Solid Gold - Elehna IGI Report.jpg
Lab Diamond Solitaire 18K Solid White Gold Round Brilliant Engagement Ring | Elehna
from $2,680.00
sale
8ct.  Emerald-Cut and Pear-Cut Duo Lab Diamond 18K Solid White Gold Engagement Ring | Bianca 8.0 Carat Emerald-Cut and Pear-Cut Duo Lab-Grown Diamond Engagement Ring 18K Solid White Gold - Bianca IGI Report.jpg
8ct. Emerald-Cut and Pear-Cut Duo Lab Diamond 18K Solid White Gold Engagement Ring | Bianca
Sale Price:$5,440.00 Original Price:$6,800.00
sale

Shop

About

Terms and Conditions

Warranty Policy

FAQ

Shipping and Returns

Sizing

Privacy Policy

Journal

© HARPER JEWELLERY 2025

HARPER JEWELLERY AUST PTY LTD

ABN 19682534676

GIA Member 300300884313