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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 HK$10,444 HKD
As of October 30, 2026
Save HK$23,975 HKD (70%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: HK$34,419 HKD 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 HK$10,444 to HK$34,419, a HK$23,975 spread on the same certified stone. NZ Jewellers lists it at HK$34,419. 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 30
Current: HK$34,419 HKD|Low: HK$10,444 HKD|High: HK$36,435 HKD|Avg: HK$18,054 HKD|-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 30, 2026
Retailer 14HK$10,444 HKD
Retailer 2HK$10,671 HKD
Retailer 13HK$12,859 HKD
Retailer 10HK$14,114 HKD
Retailer 12HK$14,114 HKD
Retailer 3HK$14,700 HKD
Retailer 11HK$14,766 HKD
Retailer 7HK$15,187 HKD
Retailer 8HK$15,728 HKD
Retailer 4HK$16,280 HKD
Retailer 9HK$19,318 HKD
Retailer 6HK$20,516 HKD
Retailer 5HK$24,880 HKD
NZ JewellersHK$34,419 HKD

31 data points across 14 retailers

14 retailersHK$10,444 HKD to HK$34,419 HKD

A
Cheapest Retailer
-
HK$10,444 HKD
A
Retailer 2
-
HK$10,671 HKD
₹129,530 INR
View
A
Retailer 3
-
HK$12,859 HKD
$1,639 USD
View
A
Retailer 4
-
HK$14,114 HKD
$1,799 USD
View
A
Retailer 5
-
HK$14,114 HKD
$1,799 USD
View
A
Retailer 6
-
HK$14,700 HKD
SGD 2,532 SGD
View
A
Retailer 7
-
HK$14,766 HKD
$1,882 USD
View
A
Retailer 8
-
HK$15,187 HKD
$1,936 USD
View
A
Retailer 9
-
HK$15,728 HKD
£1,578 GBP
View
A
Retailer 10
-
HK$16,280 HKD
$2,075 USD
View
B+
Retailer 11
-
HK$19,318 HKD
€2,345 EUR
View
Retailer 12
-
HK$20,516 HKD
$2,615 USD
View
Price last confirmed 7 days ago
B+
Retailer 13
-
HK$24,880 HKD
£2,497 GBP
View
Most Expensive
B
NZ Jewellers
eef0e2b5-4f52-498a-bd06-859a88c12afe · Oct 30
HK$34,419 HKD
$4,387 USD
View
13 more retailers have this diamond
Prices start from HK$10,444 HKDSave up to HK$23,975 HKD

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
HK$10,444 HKD