CaratHunter
Plans
Round|Natural|GIA

0.90ct D SI2 Round Natural Diamond

EX • D/SI2 • GIA 2557977898

Certificate GIA 2557977898

Diamond specifications and retailer prices

From $1,331 USD
HK$10,400 HKD
As of October 29, 2026
Save $3,056 USD (70%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $4,387 USD at NZ Jewellers · As of October 27, 2026
View at NZ Jewellers

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 2557977898. Listed at 14 retailers as of October 27, 2026, with prices from $1,331 to $4,387, a $3,056 spread on the same certified stone. NZ Jewellers lists it at $4,387. 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
SymmetryExcellent
FluorescenceFaint
Crown angle36.5°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 2557977898
Dimensions6.12 × 6.17 × 3.85 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Twinning Wisp, Feather, Crystal
Top View
6.12 mm6.17 mm0.90 ctD / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 2557977898
Side View
Table 57.0%Crown 36.5°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 62.6%

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 29
Current: $4,387 USD|Low: $1,331 USD|High: $4,644 USD|Avg: $2,298 USD|-5.5%
NZ Jewellers
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
October 29, 2026
Retailer 12$1,331 USD
Retailer 8$1,361 USD
Retailer 11$1,639 USD
Retailer 7$1,799 USD
Retailer 10$1,799 USD
Retailer 14$1,874 USD
Retailer 9$1,882 USD
Retailer 6$1,945 USD
Retailer 2$1,999 USD
Retailer 3$2,075 USD
Retailer 13$2,442 USD
Retailer 5$2,615 USD
Retailer 4$3,171 USD
NZ Jewellers$4,387 USD

30 data points across 14 retailers

14 retailers$1,331 USD to $4,387 USD

A
Cheapest Retailer
-
$1,331 USD
HK$10,400 HKD
A
Retailer 2
-
$1,361 USD
₹129,629 INR
View
A
Retailer 3
-
$1,639 USD
View
A
Retailer 4
-
$1,799 USD
View
A
Retailer 5
-
$1,799 USD
View
A
Retailer 6
-
$1,874 USD
SGD 2,532 SGD
View
A
Retailer 7
-
$1,882 USD
View
A
Retailer 8
-
$1,945 USD
View
A
Retailer 9
-
$1,999 USD
£1,574 GBP
View
A
Retailer 10
-
$2,075 USD
View
B+
Retailer 11
-
$2,442 USD
€2,326 EUR
View
B+
Retailer 12
-
$2,615 USD
View
B+
Retailer 13
-
$3,171 USD
£2,497 GBP
View
Most Expensive
B
NZ Jewellers
eef0e2b5-4f52-498a-bd06-859a88c12afe · Oct 27
$4,387 USD
View
13 more retailers have this diamond
Prices start from $1,331 USDSave up to $3,056 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