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Round|Natural|GIA

1.27ct D SI2 Round Natural Diamond

EX • D/SI2 • GIA 6401046249

Certificate GIA 6401046249

Diamond specifications and retailer prices

From $5,326 SGD
As of November 4, 2026
Save $8,712 SGD (62%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $14,039 SGD at Diamond Quarter · As of November 5, 2026
View at Diamond Quarter

About this 1.27ct natural round diamond

This 1.27ct natural round sits in the one-and-a-quarter to one-and-a-half carat band, graded D colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6401046249. Listed at 6 retailers as of November 4, 2026, with prices from $5,326 to $14,039, a $8,712 spread on the same certified stone. Diamond Quarter lists it at $14,039. 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

1.27
Carat
D
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
OriginNatural
Grading LabGIA
CertificateGIA 6401046249
Dimensions6.92 × 6.89 × 4.31 mm
L/W Ratio1.00
Top View
6.92 mm6.89 mm1.27 ctD / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
CertificateGIA 6401046249
Side View
Table 56.0%CrownGirdle: MED-STKPavilionCulet: NoneDepth 62.5%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 4
Current: $7,476 SGD|Low: $5,326 SGD|High: $10,732 SGD|Avg: $7,133 SGD|+3.9%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 5, 2026
Retailer 4$5,326 SGD
Retailer 6$5,368 SGD
Retailer 2$6,538 SGD
Retailer 5$7,348 SGD
Retailer 1$7,476 SGD
Retailer 3$10,576 SGD

38 data points across 6 retailers

6 retailers$5,326 SGD to $14,039 SGD

A
Cheapest Retailer
-
$5,326 SGD
A
Retailer 2
-
$6,538 SGD
View
Retailer 3
-
$7,348 SGD
View
Price last confirmed 14 days ago
B+
Retailer 4
-
$7,476 SGD
View
B
Retailer 5
-
$10,576 SGD
View
Most Expensive
B
Diamond Quarter
1.27SI2D64491E79N · Nov 5
$14,039 SGD
£8,654 GBP
View
5 more retailers have this diamond
Prices start from $5,326 SGDSave up to $8,712 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.

A
1.27ct Round
$5,326 SGD