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0.80ct G SI1 Round Natural Diamond

EX • G/SI1 • GIA 2536612164

Certificate GIA 2536612164

Diamond specifications and retailer prices

From £643 GBP
$862 USD
As of October 28, 2026
Save £1,374 GBP (68%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: £2,017 GBP at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 0.8ct natural round diamond

This 0.8ct natural round sits in the just-under-one-carat band, graded G colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 2536612164. Listed at 6 retailers as of October 28, 2026, with prices from £643 to £2,017, a £1,374 spread on the same certified stone. NZ Jewellers lists it at £2,017. 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

0.80
Carat
G
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 2536612164
Dimensions5.91 × 5.86 × 3.69 mm
L/W Ratio1.01
Top View
5.91 mm5.86 mm0.80 ctG / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2536612164
Side View
Table 57.0%Crown 35.5°Girdle: Slightly ThickPavilion 41°Culet: NoneDepth 62.9%

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 28
Current: £2,017 GBP|Low: £643 GBP|High: £2,027 GBP|Avg: £1,214 GBP|-0.5%
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
October 29, 2026
Retailer 6£643 GBP
Retailer 2£668 GBP
Retailer 7£795 GBP
Retailer 9£990 GBP
Retailer 5£1,160 GBP
Retailer 10£1,188 GBP
Retailer 12£1,209 GBP
Retailer 13£1,209 GBP
Retailer 3£1,242 GBP
Retailer 11£1,254 GBP
Retailer 4£1,443 GBP
Retailer 8£1,970 GBP
NZ Jewellers£2,017 GBP

18 data points across 13 retailers

6 retailers£643 GBP to £2,017 GBP

A
Cheapest Retailer
-
£643 GBP
$862 USD
A
Retailer 2
-
£668 GBP
$895 USD
View
A
Retailer 3
-
£795 GBP
$1,065 USD
View
A
Retailer 4
-
£990 GBP
$1,327 USD
View
B
Retailer 5
-
£1,970 GBP
$2,640 USD
View
Most Expensive
B
NZ Jewellers
8cd1374c-8b1e-4be9-adb5-a5d0ed580187 · Oct 30
£2,017 GBP
$2,703 USD
View
5 more retailers have this diamond
Prices start from £643 GBPSave up to £1,374 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
0.80ct Round
£643 GBP