1.00 ct Round J SI2 GIA Certified Diamond

Specifications

Stock No

SG100019

Shape

Round

Carat

1.00

Color

J

Clarity

SI2

Cut

Excellent

Polish

Very Good

Symmetry

Very Good

Fluorescence

None

Depth

63.6%

Table

56%

Measurements

6.29 x 6.37 x 4.03 mm

Laboratory

GIA

Certificate No

6462958085

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About this diamond

The eye first registers a compact circle of light, with the warmer character of J colour becoming more apparent as the surroundings change. A GIA certified 1 carat Round J SI2 diamond, this stone combines an Excellent cut with a 56% table, giving its everyday appeal a balance of brightness and coloured flashes rather than relying on a broad, flat-looking top surface. In daylight, its round brilliant facet pattern can return crisp reflections; in softer evening light, individual flashes become more distinct as the stone or the wearer moves. Its measurements of 6.29 x 6.37 x 4.03 mm put that appearance into practical perspective. The length-to-width ratio is approximately 1.01, so the outline is closely circular, a reassuring feature for a round diamond solitaire worn daily. At 63.6%, the depth is on the deeper side for a round brilliant, meaning some of the 1 carat weight sits vertically rather than increasing the visible diameter. The roughly 6.33 mm average face-up width therefore matters more to its apparent size than the weight alone. Paired with the 56% table, these proportions describe a relatively compact stone whose GIA Excellent cut grade supports its overall light-performance credentials. For a 1 carat ring, J colour offers a gently warm character rather than an icy-white appearance. That warmth is generally easier to notice from the side or against a white background than through the moving reflections of the face-up view. The Excellent cut can help brightness take visual precedence, without changing the underlying colour grade. Yellow or rose gold can make that warmth feel harmonious, while white metal provides a cooler contrast. With no fluorescence, the diamond has no graded ultraviolet-induced glow to influence its appearance in daylight; its J colour remains the relevant guide to its body colour. SI2 clarity brings a different consideration to everyday viewing. In a 1 carat round diamond, inclusions at this grade may be noticeable without magnification, although the grade alone does not establish their visibility. The brilliant facet pattern and moving light can make small internal details less prominent during ordinary wear. Very Good polish supports clean light reflections at the facet surfaces, while Very Good symmetry indicates closely aligned facets. Together with the Excellent cut, these finishing grades contribute to the coherent play of light that draws attention across the stone. The round outline also suits regular wear: unlike pointed shapes, it has no exposed corners, and a well-designed setting can protect its girdle. GIA certification covers this diamond’s carat weight, colour, clarity, cut and finishing grades, giving a documented basis for understanding its specifications. For buyers seeking J colour and SI2 clarity in a GIA certified 1 carat round diamond, the combination is distinctive: compact proportions, gentle warmth and an Excellent cut. Request photos, video or a viewing from Seha Diamond to explore how those qualities come together in everyday light.