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Radiant|Natural|GIA

0.91ct D SI2 Radiant Natural Diamond

ID • D/SI2 • GIA 7426523449

Certificate GIA 7426523449

Diamond specifications and retailer prices

From £1,137 GBP
HK$11,900 HKD
As of October 31, 2026
Save £2,836 GBP (71%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: £3,973 GBP at Moon Ocean · As of October 30, 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 D colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 7426523449. Listed at 15 retailers as of October 30, 2026, with prices from £1,137 to £3,973, a £2,836 spread on the same certified stone. Moon Ocean lists it at £3,973. 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
D
Colour
SI2
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryExcellent
FluorescenceStrong
OriginNatural
Grading LabGIA
CertificateGIA 7426523449
Dimensions6.26 × 4.72 × 3.25 mm
L/W Ratio1.33
Top View
6.26 mm4.72 mm0.91 ctD / SI2
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceStrong
CertificateGIA 7426523449
Side View
Table 66.0%CrownGirdlePavilionCulet: NoneDepth 68.8%

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: £3,973 GBP|Low: £1,127 GBP|High: £4,012 GBP|Avg: £1,876 GBP|-1.0%
Moon Ocean
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
Retailer 15
Retailer 16
Retailer 17
October 31, 2026
Retailer 2£1,137 GBP
Retailer 4£1,383 GBP
Retailer 3£1,412 GBP
Retailer 9£1,428 GBP
Retailer 5£1,462 GBP
Retailer 6£1,478 GBP
Retailer 14£1,531 GBP
Retailer 15£1,531 GBP
Retailer 13£1,601 GBP
Retailer 7£1,653 GBP
Retailer 10£1,665 GBP
Retailer 17£1,766 GBP
Retailer 11£2,091 GBP
Retailer 8£2,226 GBP
Retailer 12£2,685 GBP
Retailer 16£3,200 GBP
Moon Ocean£3,973 GBP

25 data points across 17 retailers

15 retailers£1,137 GBP to £3,973 GBP

A
Cheapest Retailer
-
£1,137 GBP
HK$11,900 HKD
B+
Retailer 2
-
£1,383 GBP
$1,853 USD
View
B+
Retailer 3
-
£1,412 GBP
$1,892 USD
View
Final sale: no returns
B+
Retailer 4
-
£1,462 GBP
$1,959 USD
View
B+
Retailer 5
-
£1,478 GBP
$1,980 USD
View
B+
Retailer 6
-
£1,531 GBP
$2,051 USD
View
B+
Retailer 7
-
£1,531 GBP
$2,051 USD
View
B+
Retailer 8
-
£1,579 GBP
SGD 2,859 SGD
View
B+
Retailer 9
-
£1,601 GBP
$2,145 USD
View
B+
Retailer 10
-
£1,665 GBP
View
B+
Retailer 11
-
£1,766 GBP
$2,366 USD
View
B+
Retailer 12
-
£2,091 GBP
€2,668 EUR
View
B
Retailer 13
-
£2,685 GBP
View
B
Retailer 14
-
£3,200 GBP
$4,287 USD
View
Most Expensive
B
Moon Ocean
NVN-2041B6C57-449 · Oct 30
£3,973 GBP
View
14 more retailers have this diamond
Prices start from £1,137 GBPSave up to £2,836 GBP

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
£1,137 GBP