18 inch diamond necklace

Discover a stunning collection of 18 inch diamond necklaces at Square-One, your ultimate destination for exquisite jewelry. Explore a variety of designs and styles, each crafted with precision and adorned with sparkling diamonds. Elevate your look with the timeless elegance of an 18 inch diamond necklace, a perfect accessory for any occasion. Shop now and find the perfect piece to add a touch of glamour and sophistication to your jewelry collection.

45cm (18") Triple Pendant Necklace in Sterling Silver
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Michael Hill

45cm (18") Triple Pendant Necklace in Sterling Silver

Current price: $79.00
From Michael Hill Fine Jewellers
6.2mm Diamond-Cut Chain Necklace in 10K Gold - 18"
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Peoples

6.2mm Diamond-Cut Chain Necklace in 10K Gold - 18"

Current price: $1,799.40
Original price: $2,999.00
From Peoples Jewellers
Simons - Women's Hammered-charm necklace
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Simons

Simons - Women's Hammered-charm necklace

Current price: $59.00
From Simons
2-Toned Layered Chain Necklace
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7010873-3763

2-Toned Layered Chain Necklace

Current price: $35.00
From Melanie Lyne
Signature Enamel Necklace
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COACH®

Signature Enamel Necklace

Current price: $150.00
From Coach
Infinity Necklace with Diamonds in Sterling Silver
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Michael Hill

Infinity Necklace with Diamonds in Sterling Silver

Current price: $239.00
From Michael Hill Fine Jewellers
10.00 CT. T.W. Certified Lab-Grown Diamond Diamond Tennis Necklace in 10K White Gold (I/I1) - 18"
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Peoples

10.00 CT. T.W. Certified Lab-Grown Diamond Diamond Tennis Necklace in 10K White Gold (I/I1) - 18"

Current price: $11,999.25
Original price: $15,999.00
From Peoples Jewellers
Simons - Women's Twisted heart golden necklace
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Simons

Simons - Women's Twisted heart golden necklace

Current price: $19.00
From Simons
Snake Chain Necklace
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7010873-3694

Snake Chain Necklace

Current price: $24.99
Original price: $30.00
From Melanie Lyne
18-Inch 18K Rose Gold Chain Necklace
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QEELIN

18-Inch 18K Rose Gold Chain Necklace

Current price: $1,620.00
From Holt Renfrew
Fashion Cubic Zirconia Cuban Link 18" Inches Necklace
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Bitter Sweet Jewellery

Fashion Cubic Zirconia Cuban Link 18" Inches Necklace

Current price: $222.40
Original price: $278.00
From Bitter Sweet
Diamond Shape Pendant Necklace
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Laura

Diamond Shape Pendant Necklace

Current price: $15.99
Original price: $30.00
From Laura/Laura Petites/Plus
Gucci Interlocking diamond necklace
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Gucci

Gucci Interlocking diamond necklace

Current price: $4,450.00
From Gucci
Tiffany Victoria® Diamond Vine Necklace in Platinum, 16"
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Tiffany and Co.

Tiffany Victoria® Diamond Vine Necklace in Platinum, 16"

Current price: $219,000.00
From Tiffany & Co. (at Holt Renfrew)
Ardene 3-Row Pearl Necklace in Silver
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Ardene

Ardene 3-Row Pearl Necklace in Silver

Current price: $9.90
From Ardene
Butterfly Necklace with Diamonds in Sterling Silver
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Michael Hill

Butterfly Necklace with Diamonds in Sterling Silver

Current price: $239.00
From Michael Hill Fine Jewellers
45cm (18") Engravable Heart Bead Necklace in Sterling Silver
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Michael Hill

45cm (18") Engravable Heart Bead Necklace in Sterling Silver

Current price: $169.00
From Michael Hill Fine Jewellers
45cm (18”) Double Circle Necklace in 10kt Yellow Gold
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Michael Hill

45cm (18”) Double Circle Necklace in 10kt Yellow Gold

Current price: $289.00
From Michael Hill Fine Jewellers
Tom Wood - Men's Frankie chain necklace
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Tom Wood

Tom Wood - Men's Frankie chain necklace

Current price: $995.00
From Simons
Mini Heart Necklace with .004TW of Diamonds in Silver
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Michael Hill

Mini Heart Necklace with .004TW of Diamonds in Silver

Current price: $129.00
From Michael Hill Fine Jewellers
Simons - Women's Three silver bead necklace
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Simons

Simons - Women's Three silver bead necklace

Current price: $89.00
From Simons
Necklace with Opal & Diamonds in 10kt Yellow Gold
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Michael Hill

Necklace with Opal & Diamonds in 10kt Yellow Gold

Current price: $659.00
From Michael Hill Fine Jewellers
Italian Gold 3.8mm Sparkle Rope Chain Necklace in 14K Gold - 18"
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Peoples

Italian Gold 3.8mm Sparkle Rope Chain Necklace in 14K Gold - 18"

Current price: $1,049.30
Original price: $1,499.00
From Peoples Jewellers
Clio blue - Women's XL pearl necklace
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Clio blue

Clio blue - Women's XL pearl necklace

Current price: $200.00
From Simons