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Round|Natural|GIA

0.90ct D SI2 Round Natural Diamond

EX • D/SI2 • GIA 6531237701

Certificate GIA 6531237701

Diamond specifications and retailer prices

From $1,915 SGD
HK$11,700 HKD
As of October 26, 2026
Save $4,648 SGD (71%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $6,563 SGD at Moon Ocean · As of October 27, 2026
View at Moon Ocean

About this 0.9ct natural round diamond

This 0.9ct natural round sits in the just-under-one-carat band, graded D colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6531237701. Listed at 19 retailers as of October 26, 2026, with prices from $1,915 to $6,563, a $4,648 spread on the same certified stone. Moon Ocean lists it at $6,563. 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

0.90
Carat
D
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 6531237701
Dimensions6.21 × 6.16 × 3.78 mm
L/W Ratio1.01
Top View
6.21 mm6.16 mm0.90 ctD / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6531237701
Side View
Table 60.0%Crown 35.5°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 61.4%

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: Oct 26
Current: $6,563 SGD|Low: $1,915 SGD|High: $6,629 SGD|Avg: $3,288 SGD|-0.9%
Moon Ocean
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 27, 2026
Retailer 11$1,915 SGD
Retailer 6$2,030 SGD
Retailer 8$2,333 SGD
Retailer 10$2,333 SGD
Retailer 9$2,367 SGD
Retailer 3$2,705 SGD
Retailer 4$2,740 SGD
Retailer 7$3,439 SGD
Retailer 5$4,436 SGD
Retailer 2$4,887 SGD
Moon Ocean$6,563 SGD

25 data points across 11 retailers

19 retailers$1,915 SGD to $6,563 SGD

A
Cheapest Retailer
-
$1,915 SGD
HK$11,700 HKD
A
Retailer 2
-
$2,030 SGD
₹151,244 INR
View
A
Retailer 3
-
$2,333 SGD
$1,825 USD
View
Retailer 4
-
$2,334 SGD
$1,826 USD
View
Price last confirmed 32 days ago
A
Retailer 5
-
$2,367 SGD
View
Retailer 6
-
$2,396 SGD
$1,874 USD
View
Price last confirmed 31 days ago
A
Retailer 7
-
$2,416 SGD
$1,890 USD
View
A
Retailer 8
-
$2,425 SGD
$1,897 USD
View
Retailer 9
-
$2,529 SGD
$1,978 USD
View
Price last confirmed 19 days ago
B+
Retailer 10
-
$2,690 SGD
View
Retailer 11
-
$2,692 SGD
$2,106 USD
View
Price last confirmed 31 days ago
B+
Retailer 12
-
$2,705 SGD
$2,116 USD
View
A
Retailer 13
-
$2,740 SGD
£1,688 GBP
View
B+
Retailer 14
-
$3,439 SGD
€2,562 EUR
View
B
Retailer 15
-
$4,436 SGD
£2,732 GBP
View
B
Retailer 16
-
$4,887 SGD
£3,010 GBP
View
Retailer 17
-
$6,167 SGD
$4,824 USD
View
Price last confirmed 27 days ago
Retailer 18
-
$6,283 SGD
$4,915 USD
View
Price last confirmed 34 days ago
Most Expensive
B
Moon Ocean
NVN-020EEA0D5-701 · Oct 27
$6,563 SGD
£4,042 GBP
View
18 more retailers have this diamond
Prices start from $1,915 SGDSave up to $4,648 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
0.90ct Round
$1,915 SGD