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Radiant|Natural|GIA

0.91ct H SI2 Radiant Natural Diamond

EX • H/SI2 • GIA 2557190553

Certificate GIA 2557190553

Diamond specifications and retailer prices

From HK$7,130 HKD
As of November 1, 2026
Save HK$17,622 HKD (71%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: HK$24,753 HKD at Moon Ocean · As of November 1, 2026
View at Moon Ocean

About this 0.91ct natural radiant diamond

This 0.91ct natural radiant sits in the just-under-one-carat band, graded H colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2557190553. Listed at 14 retailers as of November 1, 2026, with prices from HK$7,130 to HK$24,753, a HK$17,622 spread on the same certified stone. Moon Ocean lists it at HK$24,753. 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

0.91
Carat
H
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 2557190553
Dimensions6.28 × 4.89 × 3.38 mm
L/W Ratio1.28
Top View
6.28 mm4.89 mm0.91 ctH / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceFaint
CertificateGIA 2557190553
Side View
Table 60.0%CrownGirdle: THK-XTKPavilionCulet: NoneDepth 69.1%

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: Nov 1
Current: HK$24,753 HKD|Low: HK$7,022 HKD|High: HK$25,592 HKD|Avg: HK$12,112 HKD|-3.3%
Moon Ocean
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 1, 2026
Retailer 10HK$7,130 HKD
Retailer 2HK$7,181 HKD
Retailer 3HK$8,826 HKD
Retailer 6HK$9,564 HKD
Retailer 5HK$9,933 HKD
Retailer 12HK$9,980 HKD
Retailer 4HK$10,403 HKD
Retailer 11HK$10,662 HKD
Retailer 9HK$11,039 HKD
Retailer 7HK$17,616 HKD
Retailer 8HK$23,325 HKD
Moon OceanHK$24,753 HKD

34 data points across 12 retailers

14 retailersHK$7,130 HKD to HK$24,753 HKD

A
Cheapest Retailer
-
HK$7,130 HKD
A
Retailer 2
-
HK$7,181 HKD
₹87,175 INR
View
B+
Retailer 3
-
HK$8,826 HKD
$1,125 USD
View
Final sale: no returns
A
Retailer 4
-
HK$9,564 HKD
$1,219 USD
View
A
Retailer 5
-
HK$9,933 HKD
$1,266 USD
View
A
Retailer 6
-
HK$9,980 HKD
SGD 1,719 SGD
View
A
Retailer 7
-
HK$10,403 HKD
$1,326 USD
View
A
Retailer 8
-
HK$10,662 HKD
$1,359 USD
View
B+
Retailer 9
-
HK$11,039 HKD
$1,407 USD
View
Retailer 10
-
HK$11,039 HKD
$1,407 USD
View
Price last confirmed 9 days ago
B+
Retailer 11
-
HK$11,770 HKD
A$2,308 AUD
View
B+
Retailer 12
-
HK$17,616 HKD
£1,768 GBP
View
B
Retailer 13
-
HK$23,325 HKD
$2,973 USD
View
Most Expensive
B
Moon Ocean
NVN-A2691B20A-553 · Nov 1
HK$24,753 HKD
£2,484 GBP
View
13 more retailers have this diamond
Prices start from HK$7,130 HKDSave up to HK$17,622 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
0.91ct Radiant
HK$7,130 HKD