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Round|Natural|GIA

0.90ct G SI1 Round Natural Diamond

EX • G/SI1 • GIA 2556012920

Certificate GIA 2556012920

Diamond specifications and retailer prices

From $1,446 USD
HK$11,300 HKD
Save $3,179 USD (69%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $4,626 USD at Moon Ocean
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 G colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 2556012920. Listed at 20 retailers, with prices from $1,446 to $4,626 at Moon Ocean, a $3,179 spread on the same certified stone. 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
G
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle36.5°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 2556012920
Dimensions6.13 × 6.17 × 3.83 mm
L/W Ratio1.01
Top View
6.13 mm6.17 mm0.90 ctG / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 2556012920
Side View
Table 58.0%Crown 36.5°Girdle: MED-STKPavilion 41°Culet: NoneDepth 62.4%

Caratlytics Score

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

Price History

Last verified: Sep 29
Current: $4,626 USD|Low: $1,446 USD|High: $4,713 USD|Avg: $2,294 USD|-1.8%
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
Retailer 19
October 1, 2026
Retailer 9$1,446 USD
Retailer 12$1,535 USD
Retailer 3$1,618 USD
Retailer 14$1,748 USD
Retailer 13$1,770 USD
Retailer 5$1,789 USD
Retailer 11$1,825 USD
Retailer 17$1,843 USD
Retailer 7$1,993 USD
Retailer 6$2,051 USD
Retailer 10$2,084 USD
Retailer 18$2,223 USD
Retailer 8$2,277 USD
Retailer 16$2,491 USD
Retailer 19$2,564 USD
Retailer 4$2,768 USD
Retailer 15$3,392 USD
Retailer 2$3,664 USD
Moon Ocean$4,626 USD

32 data points across 19 retailers

20 retailers$1,446 USD to $4,626 USD

A
Cheapest Retailer
-
$1,446 USD
HK$11,300 HKD
A
Retailer 2
-
$1,535 USD
₹146,189 INR
View
A
Retailer 3
-
$1,618 USD
View
A
Retailer 4
-
$1,748 USD
SGD 2,362 SGD
View
A
Retailer 5
-
$1,755 USD
View
A
Retailer 6
-
$1,770 USD
View
A
Retailer 7
-
$1,789 USD
View
A
Retailer 8
-
$1,825 USD
View
B+
Retailer 9
-
$1,843 USD
View
B+
Retailer 10
-
$1,993 USD
SGD 2,693 SGD
View
B+
Retailer 11
-
$2,048 USD
£1,613 GBP
View
B+
Retailer 12
-
$2,051 USD
View
B+
Retailer 13
-
$2,223 USD
£1,750 GBP
View
B+
Retailer 14
-
$2,277 USD
View
B+
Retailer 15
-
$2,491 USD
A$3,832 AUD
View
B+
Retailer 16
-
$2,564 USD
€2,442 EUR
View
B
Retailer 17
-
$2,768 USD
ZAR 44,718 ZAR
View
B
Retailer 18
-
$3,392 USD
£2,671 GBP
View
B
Retailer 19
-
$3,664 USD
£2,885 GBP
View
Most Expensive
B
Moon Ocean
NVN-70A222582-920 · Sep 30
$4,626 USD
£3,642 GBP
View
19 more retailers have this diamond
Prices start from $1,446 USDSave up to $3,179 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.

A
0.90ct Round
$1,446 USD