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Radiant|Natural|GIA

0.91ct D SI2 Radiant Natural Diamond

ID • D/SI2 • GIA 2566094557

Certificate GIA 2566094557

Diamond specifications and retailer prices

From £1,013 GBP
HK$10,600 HKD
As of October 30, 2026
Save £2,379 GBP (70%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: £3,392 GBP at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

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 2566094557. Listed at 7 retailers as of October 30, 2026, with prices from £1,013 to £3,392, a £2,379 spread on the same certified stone. NZ Jewellers lists it at £3,392. 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
SymmetryGood
FluorescenceNone
Pavilion angle54.1°
OriginNatural
Grading LabGIA
CertificateGIA 2566094557
Dimensions7.31 × 4.71 × 3.20 mm
L/W Ratio1.55
Key to symbols
Crystal, Feather, Needle
Top View
7.31 mm4.71 mm0.91 ctD / SI2
OriginNatural
CutIdeal
PolishExcellent
SymmetryGood
FluorescenceNone
CertificateGIA 2566094557
Side View
Table 66.0%CrownGirdle: Slightly ThickPavilion 54.1°Culet: NoneDepth 68.0%

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: £3,392 GBP|Low: £1,013 GBP|High: £3,430 GBP|Avg: £1,965 GBP|-1.1%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
October 29, 2026
Retailer 7£1,013 GBP
Retailer 5£1,391 GBP
Retailer 6£1,455 GBP
Retailer 3£1,634 GBP
Retailer 4£2,132 GBP
Retailer 2£2,450 GBP
NZ Jewellers£3,392 GBP

25 data points across 7 retailers

7 retailers£1,013 GBP to £3,392 GBP

A
Cheapest Retailer
-
£1,013 GBP
HK$10,600 HKD
A
Retailer 2
-
£1,391 GBP
$1,864 USD
View
A
Retailer 3
-
£1,455 GBP
$1,950 USD
View
B+
Retailer 4
-
£1,634 GBP
A$3,368 AUD
View
B+
Retailer 5
-
£2,132 GBP
€2,720 EUR
View
B
Retailer 6
-
£2,450 GBP
View
Most Expensive
B
NZ Jewellers
f369f54e-6ce2-4bf4-aff5-4771217585b4 · Oct 30
£3,392 GBP
$4,545 USD
View
6 more retailers have this diamond
Prices start from £1,013 GBPSave up to £2,379 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
£1,013 GBP