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Round|Natural|GIA

0.90ct D SI2 Round Natural Diamond

EX • D/SI2 • GIA 2557977898

Certificate GIA 2557977898

Diamond specifications and retailer prices

From $2,385 NZD
HK$10,500 HKD
As of October 31, 2026
Save $5,399 NZD (69%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $7,784 NZD at NZ Jewellers · As of October 30, 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 30, 2026, with prices from $2,385 to $7,784, a $5,399 spread on the same certified stone. NZ Jewellers lists it at $7,784. 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
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 31
Current: $7,784 NZD|Low: $2,362 NZD|High: $8,030 NZD|Avg: $3,896 NZD|-3.1%
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 31, 2026
Retailer 2$2,385 NZD
Retailer 8$2,413 NZD
Retailer 14$2,908 NZD
Retailer 11$3,192 NZD
Retailer 13$3,192 NZD
Retailer 3$3,324 NZD
Retailer 12$3,339 NZD
Retailer 9$3,435 NZD
Retailer 7$3,557 NZD
Retailer 4$3,682 NZD
Retailer 10$4,369 NZD
Retailer 6$4,640 NZD
Retailer 5$5,627 NZD
NZ Jewellers$7,784 NZD

29 data points across 14 retailers

14 retailers$2,385 NZD to $7,784 NZD

A
Cheapest Retailer
-
$2,385 NZD
HK$10,500 HKD
A
Retailer 2
-
$2,413 NZD
₹129,530 INR
View
A
Retailer 3
-
$2,908 NZD
$1,639 USD
View
A
Retailer 4
-
$3,192 NZD
$1,799 USD
View
A
Retailer 5
-
$3,192 NZD
$1,799 USD
View
A
Retailer 6
-
$3,324 NZD
SGD 2,532 SGD
View
A
Retailer 7
-
$3,339 NZD
$1,882 USD
View
A
Retailer 8
-
$3,435 NZD
$1,936 USD
View
A
Retailer 9
-
$3,557 NZD
£1,579 GBP
View
A
Retailer 10
-
$3,682 NZD
$2,075 USD
View
B+
Retailer 11
-
$4,369 NZD
€2,345 EUR
View
Retailer 12
-
$4,640 NZD
$2,615 USD
View
Price last confirmed 8 days ago
B+
Retailer 13
-
$5,627 NZD
£2,497 GBP
View
Most Expensive
B
NZ Jewellers
eef0e2b5-4f52-498a-bd06-859a88c12afe · Oct 30
$7,784 NZD
$4,387 USD
View
13 more retailers have this diamond
Prices start from $2,385 NZDSave up to $5,399 NZD

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
$2,385 NZD