CaratHunter
Plans
Radiant|Natural|GIA

1.02ct G SI2 Radiant Natural Diamond

ID • G/SI2 • GIA 1236765099

Certificate GIA 1236765099

Diamond specifications and retailer prices

From £1,490 GBP
$1,997 USD
As of October 31, 2026
Save £2,444 GBP (62%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: £3,935 GBP at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 1.02ct natural radiant diamond

This 1.02ct natural radiant sits in the classic one-carat band, graded G 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 1236765099. Listed at 10 retailers as of October 30, 2026, with prices from £1,490 to £3,935, a £2,444 spread on the same certified stone. NZ Jewellers lists it at £3,935. 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

1.02
Carat
G
Colour
SI2
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Pavilion angle58.32°
OriginNatural
Grading LabGIA
CertificateGIA 1236765099
Dimensions6.95 × 5.01 × 3.37 mm
L/W Ratio1.39
Key to symbols
Crystal, Cloud, Feather, Needle
Top View
6.95 mm5.01 mm1.02 ctG / SI2
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1236765099
Side View
Table 67.0%CrownGirdle: Slightly ThickPavilion 58.32°Culet: NoneDepth 67.3%

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: £3,935 GBP|Low: £1,355 GBP|High: £3,935 GBP|Avg: £2,186 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
November 1, 2026
Retailer 8£1,490 GBP
Retailer 5£1,679 GBP
Retailer 13£1,781 GBP
Retailer 10£1,882 GBP
Retailer 11£1,882 GBP
Retailer 6£1,965 GBP
Retailer 9£1,969 GBP
Retailer 4£1,987 GBP
Retailer 12£2,172 GBP
Retailer 3£2,239 GBP
Retailer 7£2,351 GBP
Retailer 2£3,219 GBP
NZ Jewellers£3,935 GBP

42 data points across 13 retailers

10 retailers£1,490 GBP to £3,935 GBP

A
Cheapest Retailer
-
£1,490 GBP
$1,997 USD
Final sale: no returns
B+
Retailer 2
-
£1,882 GBP
$2,522 USD
View
B+
Retailer 3
-
£1,882 GBP
$2,522 USD
View
B+
Retailer 4
-
£1,965 GBP
View
B+
Retailer 5
-
£1,969 GBP
$2,638 USD
View
B+
Retailer 6
-
£1,987 GBP
$2,662 USD
View
B+
Retailer 7
-
£2,172 GBP
$2,910 USD
View
B+
Retailer 8
-
£2,351 GBP
€3,000 EUR
View
B
Retailer 9
-
£3,219 GBP
View
Most Expensive
B
NZ Jewellers
ba1b4708-eccd-4fb9-b1eb-4dd5fcfb2286 · Oct 30
£3,935 GBP
$5,272 USD
View
9 more retailers have this diamond
Prices start from £1,490 GBPSave up to £2,444 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
1.02ct Radiant
£1,490 GBP