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.

Infinity Necklace with Diamonds in Sterling Silver
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Michael Hill

Infinity Necklace with Diamonds in Sterling Silver

Current price: $269.00
From Michael Hill Fine Jewellers
Pilgrim - Women's Spiral-like cord necklace
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Pilgrim

Pilgrim - Women's Spiral-like cord necklace

Current price: $59.00
From Simons
Butterfly Necklace with Diamonds in Sterling Silver
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Michael Hill

Butterfly Necklace with Diamonds in Sterling Silver

Current price: $269.00
From Michael Hill Fine Jewellers
Simons - Women's Pearly bead two-tier necklace
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Simons

Simons - Women's Pearly bead two-tier necklace

Current price: $29.00
From Simons
Infinity Necklace with Diamonds in 10kt Yellow Gold
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Michael Hill

Infinity Necklace with Diamonds in 10kt Yellow Gold

Current price: $539.00
From Michael Hill Fine Jewellers
Le 31 - Men's Moonstone mixed-link necklace
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Le 31

Le 31 - Men's Moonstone mixed-link necklace

Current price: $39.00
From Simons
45cm (18") Triple Pendant Necklace in Sterling Silver
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Michael Hill

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

Current price: $119.00
From Michael Hill Fine Jewellers
Tom Wood - Men's Small Curb gold necklace
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Tom Wood

Tom Wood - Men's Small Curb gold necklace

Current price: $650.00
From Simons
45cm (18") Heart Bead Necklace in Sterling Silver
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Michael Hill

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

Current price: $219.00
From Michael Hill Fine Jewellers
4.2mm Diamond-Cut Snake Chain Necklace in Hollow 10K Gold - 18"
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Peoples

4.2mm Diamond-Cut Snake Chain Necklace in Hollow 10K Gold - 18"

Current price: $2,999.00
From Peoples Jewellers
Love Letter Gold K Initial Necklace With Diamond
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ANZIE

Love Letter Gold K Initial Necklace With Diamond

Current price: $750.00
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: $126.40
Original price: $158.00
From Bitter Sweet
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: $230,000.00
From Tiffany & Co. (at Holt Renfrew)
Gucci Interlocking diamond 18k necklace
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Gucci

Gucci Interlocking diamond 18k necklace

Current price: $4,450.00
From Gucci
Ardene Cross Necklace in Silver
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Ardene

Ardene Cross Necklace in Silver

Current price: $9.90
From Ardene
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: $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: $539.00
From Michael Hill Fine Jewellers
Necklace with 0.25 Carat TW of Diamonds in 18kt Yellow Gold
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Michael Hill

Necklace with 0.25 Carat TW of Diamonds in 18kt Yellow Gold

Current price: $1,709.00
From Michael Hill Fine Jewellers
Necklace with 0.47 Carat TW of Diamonds in 10kt Yellow Gold
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Michael Hill

Necklace with 0.47 Carat TW of Diamonds in 10kt Yellow Gold

Current price: $1,399.00
Original price: $1,529.00
From Michael Hill Fine Jewellers
Necklace with Opal & 0.15 Carat TW of Diamonds in 10kt Yellow Gold
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Michael Hill

Necklace with Opal & 0.15 Carat TW of Diamonds in 10kt Yellow Gold

Current price: $715.00
Original price: $899.00
From Michael Hill Fine Jewellers
Tom Wood - Men's Square Rope chain necklace
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Tom Wood

Tom Wood - Men's Square Rope chain necklace

Current price: $795.00
From Simons
Bar Necklace with 0.10 Carat TW of Diamonds in 10kt Yellow Gold
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Michael Hill

Bar Necklace with 0.10 Carat TW of Diamonds in 10kt Yellow Gold

Current price: $629.00
From Michael Hill Fine Jewellers
4.7mm Diamond-Cut Curb Chain Necklace in Hollow 14K Two-Tone Gold - 18"
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Peoples

4.7mm Diamond-Cut Curb Chain Necklace in Hollow 14K Two-Tone Gold - 18"

Current price: $899.40
Original price: $1,499.00
From Peoples Jewellers
Wulu 18-Inch 18K Rose Gold Chain
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QEELIN

Wulu 18-Inch 18K Rose Gold Chain

Current price: $1,740.00
From Holt Renfrew