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Radiant|Natural|GIA

0.91ct J SI1 Radiant Natural Diamond

EX • J/SI1 • GIA 11005892

Certificate GIA 11005892

Diamond specifications and retailer prices

From HK$19,267 HKD
£1,934 GBP
As of November 2, 2026
Save HK$11,204 HKD (37%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: HK$30,472 HKD at MOH London · As of November 1, 2026
View at MOH London

About this 0.91ct natural radiant diamond

This 0.91ct natural radiant sits in the just-under-one-carat band, graded J colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 11005892. Listed at 3 retailers as of November 1, 2026, with prices from HK$19,267 to HK$30,472, a HK$11,204 spread on the same certified stone. MOH London lists it at HK$30,472. 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
J
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishGood
SymmetryGood
FluorescenceStrong
OriginNatural
Grading LabGIA
CertificateGIA 11005892
Dimensions6.41 × 5.18 × 3.30 mm
L/W Ratio1.24
Culet sizeNone
Top View
6.41 mm5.18 mm0.91 ctJ / SI1
OriginNatural
CutExcellent
PolishGood
SymmetryGood
FluorescenceStrong
CertificateGIA 11005892
Side View
Table 69.0%CrownGirdle: THN-MEDPavilionCulet: NoneDepth 63.7%

Caratlytics Score

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B
Good
Decent quality, room for better deals
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 2
Current: HK$30,472 HKD|Low: HK$18,419 HKD|High: HK$30,830 HKD|Avg: HK$23,606 HKD|-0.1%
MOH London
Retailer 2
Retailer 3
November 2, 2026
Retailer 3HK$19,267 HKD
Retailer 2HK$21,708 HKD
MOH LondonHK$30,472 HKD

40 data points across 3 retailers

3 retailersHK$19,267 HKD to HK$30,472 HKD

B
Cheapest Retailer
-
HK$19,267 HKD
£1,934 GBP
B
Retailer 2
-
HK$21,708 HKD
€2,635 EUR
View
Most Expensive
C
MOH London
F92CD8FED · Nov 1
HK$30,472 HKD
£3,058 GBP
View
2 more retailers have this diamond
Prices start from HK$19,267 HKDSave up to HK$11,204 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.

B
0.91ct Radiant
HK$19,267 HKD