What does the certified certification mean for this piece?

This pendant is AGS certified, meaning the diamond was evaluated and documented by the American Gem Society, an independent grading laboratory. The lab assesses the stone for color, cut, clarity, and carat weight, giving you a verified record of the diamond's quality rather than an in-house estimate.

What do the color and clarity grades mean for this diamond?

This diamond carries an H-I color grade and SI1 clarity. H-I sits in the near-colorless range, showing only a faint warmth that is hard to detect once the stone is set. SI1 means small inclusions are present but typically not visible to the naked eye, keeping the diamond bright and clean-looking.

Whose birthstone is Diamond and what month does it represent?

The diamond is the birthstone for April. It is the sole traditional and modern birthstone for the month, with no widely recognized secondary stone. This makes a diamond pendant a fitting marker for an April birthday or for celebrating a person born in that month.

Can I layer this pendant with other necklaces?

This pendant layers well thanks to its low-profile bezel and adjustable chain. Set it at 16 inches to sit above a longer chain, or 18 inches to anchor a stacked look. The single round diamond stays compact, so it pairs cleanly with delicate chains or a slightly bolder piece below it.

Is this necklace suitable for men and women?

This bezel diamond solitaire suits anyone drawn to a clean, understated piece. The simple round stone and minimal metal rim read as neutral rather than gendered, and the adjustable 16 to 18 inch length lets it sit comfortably at a range of necklines and frames.

What length chain does this pendant come with?

This pendant comes on an adjustable chain that wears between 16 and 18 inches. The 16-inch setting sits closer to the base of the neck, while the full 18 inches drops to the collarbone. The adjustable design lets you change the drop without a separate chain.

What is the shipping and return policy?

Oath Jewelry ships every order free with tracking included. Returns are accepted within 30 days of delivery; customers are responsible for return shipping, and a 15% restocking fee applies. Orders are packaged securely and arrive ready to gift.

10K gold necklace with 1 round diamond stone in a bezel setting

AGS Certified 10K Gold Bezel Set Round Diamond Solitaire 16-18" Adjustable Pendant Necklace (H-I Color, SI1-SI2 Clarity)

Name: AGS Certified 10K Gold Bezel Set Round Diamond Solitaire 16-18" Adjustable Pendant Necklace (H-I Color, SI1-SI2 Clarity)
Brand: Oath Jewelry
SKU: 019335PAGS
Price: 877.30 USD
Availability: InStock

A single round diamond sits inside a smooth bezel, the metal rim wrapping the full edge of the stone so light catches the table straight on. The H-I color reads bright and near-white against 10K gold, with the bezel keeping the stone low and secure to the chest. The chain adjusts between 16 and 18 inches, so it can ride at the collarbone or sit slightly higher. Every order ships free with a 30-day return policy.

$877.30

Crafted in Unknown

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Ships in 1 to 2 business days

Total $877.30

The Meaning

The diamond has long stood for clarity and lasting commitment, its hardness making it a symbol of bonds meant to endure. A bezel setting carries its own quiet meaning: the full circle of metal around the stone reads as protection and wholeness, an unbroken ring holding the center secure.

As April's birthstone, a diamond pendant marks a spring birthday or a milestone worth keeping close. Worn at the collarbone day after day, it becomes a small marker of a person or a promise, the kind of piece reached for without thinking before walking out the door.

Product Details & Specs

Metal: Unknown
Karat: 10K
Gemstone: Diamond
Stone Shape: Round
Color and Clarity: h-i color, si1 clarity
Setting: Bezel
Certification: certified certified
Length: 18"

Frequently Asked Questions

What does the certified certification mean for this piece?: This pendant is AGS certified, meaning the diamond was evaluated and documented by the American Gem Society, an independent grading laboratory. The lab assesses the stone for color, cut, clarity, and carat weight, giving you a verified record of the diamond's quality rather than an in-house estimate.
What do the color and clarity grades mean for this diamond?: This diamond carries an H-I color grade and SI1 clarity. H-I sits in the near-colorless range, showing only a faint warmth that is hard to detect once the stone is set. SI1 means small inclusions are present but typically not visible to the naked eye, keeping the diamond bright and clean-looking.
Whose birthstone is Diamond and what month does it represent?: The diamond is the birthstone for April. It is the sole traditional and modern birthstone for the month, with no widely recognized secondary stone. This makes a diamond pendant a fitting marker for an April birthday or for celebrating a person born in that month.
Can I layer this pendant with other necklaces?: This pendant layers well thanks to its low-profile bezel and adjustable chain. Set it at 16 inches to sit above a longer chain, or 18 inches to anchor a stacked look. The single round diamond stays compact, so it pairs cleanly with delicate chains or a slightly bolder piece below it.
Is this necklace suitable for men and women?: This bezel diamond solitaire suits anyone drawn to a clean, understated piece. The simple round stone and minimal metal rim read as neutral rather than gendered, and the adjustable 16 to 18 inch length lets it sit comfortably at a range of necklines and frames.
What length chain does this pendant come with?: This pendant comes on an adjustable chain that wears between 16 and 18 inches. The 16-inch setting sits closer to the base of the neck, while the full 18 inches drops to the collarbone. The adjustable design lets you change the drop without a separate chain.
What is the shipping and return policy?: Oath Jewelry ships every order free with tracking included. Returns are accepted within 30 days of delivery; customers are responsible for return shipping, and a 15% restocking fee applies. Orders are packaged securely and arrive ready to gift.

Shipping & Returns

Free U.S. shippingOn every order, no minimum

Ships in 1 to 2 business daysThen 2 to 5 business days in transit

30-day returnsUnworn and in original condition

Tracking on every orderEmailed as soon as it ships