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Round|Natural|GIA

1.22ct D SI2 Round Natural Diamond

EX • D/SI2 • GIA 6491706327

Certificate GIA 6491706327

Diamond specifications and retailer prices

From $8,385 SGD
As of November 5, 2026
Save $540 SGD (6%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: $8,925 SGD at Diamond Quarter · As of November 6, 2026
View at Diamond Quarter

About this 1.22ct natural round diamond

This 1.22ct natural round sits in the classic one-carat band, graded D colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6491706327. Listed at 2 retailers as of November 5, 2026, with a relatively tight 6% spread, which is unusual at this carat range and suggests competitive pricing across the listings. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.22
Carat
D
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
Crown angle36°
Pavilion angle41.2°
OriginNatural
Grading LabGIA
CertificateGIA 6491706327
Dimensions6.79 × 6.84 × 4.28 mm
L/W Ratio1.01
Star length50%
Lower girdle75%
Girdle conditionFaceted
Cert comments
Additional twinning wisps pinpoints and surface graining are not shown.
Key to symbols
Twinning Wisp, Feather
Top View
6.79 mm6.84 mm1.22 ctD / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
CertificateGIA 6491706327
Side View
Table 57.0%Crown 36°Girdle: MED-STKPavilion 41.2°CuletDepth 62.8%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Nov 5
Current: $4,939 SGD|Low: $4,939 SGD|High: $4,939 SGD|Avg: $4,939 SGD
February 18, 2026
Retailer 1$4,939 SGD

1 data point across 1 retailer

2 retailers$8,385 SGD to $8,925 SGD

B
Cheapest Retailer
-
$8,385 SGD
Most Expensive
B
Diamond Quarter
1.22SI2D6427D310N · Nov 6
$8,925 SGD
£5,502 GBP
View
1 more retailer has this diamond
Prices start from $8,385 SGDSave up to $540 SGD

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.

B
1.22ct Round
$8,385 SGD