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Round|Natural|GIA

0.90ct D SI2 Round Natural Diamond

EX • D/SI2 • GIA 6532210820

Certificate GIA 6532210820

Diamond specifications and retailer prices

From $1,331 USD
HK$10,400 HKD
As of October 26, 2026
Save $3,299 USD (71%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $4,630 USD at Moon Ocean · As of October 26, 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 6532210820. Listed at 18 retailers as of October 26, 2026, with prices from $1,331 to $4,630, a $3,299 spread on the same certified stone. Moon Ocean lists it at $4,630. 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
Color
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle36.5°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 6532210820
Dimensions6.14 × 6.10 × 3.89 mm
L/W Ratio1.01
Star length50%
Lower girdle80%
Top View
6.14 mm6.10 mm0.90 ctD / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 6532210820
Side View
Table 56.0%Crown 36.5°Girdle: THN-STKPavilion 41°Culet: NoneDepth 63.6%

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: $4,630 USD|Low: $1,331 USD|High: $4,673 USD|Avg: $2,226 USD|-0.9%
Moon Ocean
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
October 29, 2026
Retailer 15$1,331 USD
Retailer 18$1,615 USD
Retailer 5$1,644 USD
Retailer 6$1,649 USD
Retailer 13$1,787 USD
Retailer 11$1,804 USD
Retailer 4$1,861 USD
Retailer 14$1,869 USD
Retailer 17$2,064 USD
Retailer 9$2,084 USD
Retailer 10$2,144 USD
Retailer 2$2,283 USD
Retailer 12$2,297 USD
Retailer 3$2,341 USD
Retailer 7$2,584 USD
Retailer 16$3,134 USD
Retailer 8$4,358 USD
Moon Ocean$4,630 USD

42 data points across 18 retailers

18 retailers$1,331 USD to $4,630 USD

A
Cheapest Retailer
-
$1,331 USD
HK$10,400 HKD
A
Retailer 2
-
$1,554 USD
A$2,391 AUD
View
A
Retailer 3
-
$1,615 USD
SGD 2,183 SGD
View
A
Retailer 4
-
$1,644 USD
View
A
Retailer 5
-
$1,787 USD
View
A
Retailer 6
-
$1,804 USD
View
A
Retailer 7
-
$1,861 USD
SGD 2,515 SGD
View
A
Retailer 8
-
$1,869 USD
View
B+
Retailer 9
-
$2,064 USD
£1,625 GBP
View
B+
Retailer 10
-
$2,084 USD
View
B+
Retailer 11
-
$2,144 USD
A$3,298 AUD
View
B+
Retailer 12
-
$2,283 USD
£1,798 GBP
View
B+
Retailer 13
-
$2,297 USD
€2,188 EUR
View
B+
Retailer 14
-
$2,341 USD
View
B+
Retailer 15
-
$2,584 USD
View
B
Retailer 16
-
$3,134 USD
£2,468 GBP
View
B
Retailer 17
-
$4,358 USD
View
Most Expensive
B
Moon Ocean
NVN-6133563B8-820 · Oct 26
$4,630 USD
£3,646 GBP
View
17 more retailers have this diamond
Prices start from $1,331 USDSave up to $3,299 USD

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
$1,331 USD