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Radiant|Natural|GIA

1.20ct D SI2 Radiant Natural Diamond

ID • D/SI2 • GIA 2235729294

Certificate GIA 2235729294

Diamond specifications and retailer prices

From £2,598 GBP
As of November 5, 2026
Save £3,147 GBP (55%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: £5,745 GBP at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.2ct natural radiant diamond

This 1.2ct natural radiant sits in the classic 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 2235729294. Listed at 17 retailers as of November 5, 2026, with prices from £2,598 to £5,745, a £3,147 spread on the same certified stone. NZ Jewellers lists it at £5,745. 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

1.20
Carat
D
Colour
SI2
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryVery Good
FluorescenceFaint
Crown angle44.69°
Pavilion angle34.45°
OriginNatural
Grading LabGIA
CertificateGIA 2235729294
Dimensions7.37 × 5.42 × 3.51 mm
L/W Ratio1.36
Girdle conditionThick
Key to symbols
Crystal, Feather, Needle
Top View
7.37 mm5.42 mm1.20 ctD / SI2
OriginNatural
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceFaint
CertificateGIA 2235729294
Side View
Table 63.0%Crown 44.69°Girdle: ThickPavilion 34.45°Culet: NoneDepth 64.7%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 5
Current: £5,745 GBP|Low: £2,527 GBP|High: £5,745 GBP|Avg: £3,463 GBP
NZ Jewellers
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
November 7, 2026
Retailer 4£2,598 GBP
Retailer 13£2,629 GBP
Retailer 8£2,731 GBP
Retailer 12£2,806 GBP
Retailer 2£2,959 GBP
Retailer 6£2,979 GBP
Retailer 3£2,988 GBP
Retailer 14£2,988 GBP
Retailer 5£3,317 GBP
Retailer 7£3,340 GBP
Retailer 10£3,414 GBP
Retailer 9£3,675 GBP
Retailer 11£5,252 GBP
NZ Jewellers£5,745 GBP

45 data points across 14 retailers

17 retailers£2,598 GBP to £5,745 GBP

B+
Cheapest Retailer
-
£2,598 GBP
B+
Retailer 2
-
£2,629 GBP
View
B+
Retailer 3
-
£2,731 GBP
View
Final sale: no returns
B+
Retailer 4
-
£2,806 GBP
View
B+
Retailer 5
-
£2,959 GBP
View
B+
Retailer 6
-
£2,979 GBP
View
Retailer 7
-
£2,988 GBP
View
Price last confirmed 9 days ago
B+
Retailer 8
-
£2,988 GBP
View
B+
Retailer 9
-
£3,317 GBP
View
B+
Retailer 10
-
£3,317 GBP
View
B+
Retailer 11
-
£3,340 GBP
View
B+
Retailer 12
-
£3,414 GBP
View
B+
Retailer 13
-
£3,429 GBP
View
B+
Retailer 14
-
£3,675 GBP
View
Retailer 15
-
£3,730 GBP
View
Price last confirmed 15 days ago
B
Retailer 16
-
£5,252 GBP
View
Most Expensive
B
NZ Jewellers
452fdc49-23ee-4df2-acc1-db7002feaba4 · Nov 5
£5,745 GBP
$7,690 USD
View
16 more retailers have this diamond
Prices start from £2,598 GBPSave up to £3,147 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.

B+
1.20ct Radiant
£2,598 GBP