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Radiant|Natural|GIA

0.90ct H SI2 Radiant Natural Diamond

ID • H/SI2 • GIA 6552950829

Certificate GIA 6552950829

Diamond specifications and retailer prices

From £588 GBP
₹75,036 INR
As of October 31, 2026
Save £1,432 GBP (71%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: £2,020 GBP at Moon Ocean · As of November 1, 2026
View at Moon Ocean

About this 0.9ct natural radiant diamond

This 0.9ct 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 6552950829. Listed at 10 retailers as of October 31, 2026, with prices from £588 to £2,020, a £1,432 spread on the same certified stone. Moon Ocean lists it at £2,020. 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
H
Colour
SI2
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishVery Good
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6552950829
Dimensions6.81 × 4.69 × 3.23 mm
L/W Ratio1.45
Girdle conditionThick
Top View
6.81 mm4.69 mm0.90 ctH / SI2
OriginNatural
CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateGIA 6552950829
Side View
Table 66.0%CrownGirdle: Slightly ThickPavilionCulet: 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: £2,020 GBP|Low: £588 GBP|High: £2,750 GBP|Avg: £1,143 GBP|-26.5%
Moon Ocean
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 1, 2026
Retailer 4£588 GBP
Retailer 10£618 GBP
Retailer 7£748 GBP
Retailer 9£880 GBP
Retailer 6£912 GBP
Retailer 3£921 GBP
Retailer 5£1,095 GBP
Retailer 2£1,429 GBP
Retailer 8£1,904 GBP
Moon Ocean£2,020 GBP

28 data points across 10 retailers

10 retailers£588 GBP to £2,020 GBP

A
Cheapest Retailer
-
£588 GBP
₹75,036 INR
A
Retailer 2
-
£618 GBP
$828 USD
View
Final sale: no returns
A
Retailer 3
-
£748 GBP
$1,002 USD
View
A
Retailer 4
-
£880 GBP
$1,180 USD
View
A
Retailer 5
-
£912 GBP
View
A
Retailer 6
-
£921 GBP
View
B+
Retailer 7
-
£1,095 GBP
€1,397 EUR
View
B+
Retailer 8
-
£1,429 GBP
View
B
Retailer 9
-
£1,904 GBP
$2,551 USD
View
Most Expensive
B
Moon Ocean
NVN-AF1AC508E-829 · Nov 1
£2,020 GBP
View
9 more retailers have this diamond
Prices start from £588 GBPSave up to £1,432 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
0.90ct Radiant
£588 GBP