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Round|Natural|GIA

0.65ct G SI1 Round Natural Diamond

EX • G/SI1 • GIA 2567480405

Certificate GIA 2567480405

Diamond specifications and retailer prices

From £629 GBP
$843 USD
As of October 31, 2026
Save £427 GBP (40%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: £1,057 GBP at Wholesale Diamonds Direct · As of October 26, 2026
View at Wholesale Diamonds Direct

About this 0.65ct natural round diamond

This 0.65ct natural round sits in the half to three-quarter carat band, graded G colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 2567480405. Listed at 15 retailers as of October 26, 2026, with prices from £629 to £1,057, a £427 spread on the same certified stone. Wholesale Diamonds Direct lists it at £1,057. 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

0.65
Carat
G
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.5°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 2567480405
Dimensions5.50 × 5.53 × 3.46 mm
L/W Ratio1.01
Culet sizeNone
Top View
5.50 mm5.53 mm0.65 ctG / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2567480405
Side View
Table 57.0%Crown 36.5°Girdle: THN-STKPavilion 40.8°Culet: NoneDepth 62.7%

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: £790 GBP|Low: £629 GBP|High: £1,076 GBP|Avg: £813 GBP|-5.3%
Retailer 1
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
Wholesale Diamonds Direct
November 1, 2026
Retailer 10£629 GBP
Retailer 2£649 GBP
Retailer 6£663 GBP
Retailer 8£675 GBP
Retailer 3£685 GBP
Retailer 12£698 GBP
Retailer 5£699 GBP
Retailer 9£729 GBP
Retailer 11£786 GBP
Retailer 1£790 GBP
Retailer 14£886 GBP
Retailer 7£914 GBP
Retailer 13£959 GBP
Retailer 4£992 GBP
Wholesale Diamonds Direct£1,057 GBP

28 data points across 15 retailers

15 retailers£629 GBP to £1,057 GBP

A
Cheapest Retailer
-
£629 GBP
$843 USD
A
Retailer 2
-
£649 GBP
$870 USD
View
A
Retailer 3
-
£663 GBP
SGD 1,200 SGD
View
A
Retailer 4
-
£675 GBP
$905 USD
View
A
Retailer 5
-
£685 GBP
SGD 1,241 SGD
View
A
Retailer 6
-
£698 GBP
$935 USD
View
A
Retailer 7
-
£699 GBP
$936 USD
View
A
Retailer 8
-
£729 GBP
View
B+
Retailer 9
-
£786 GBP
$1,053 USD
View
B+
Retailer 10
-
£790 GBP
$1,058 USD
View
B+
Retailer 11
-
£886 GBP
View
B+
Retailer 12
-
£914 GBP
€1,166 EUR
View
B+
Retailer 13
-
£959 GBP
$1,285 USD
View
B+
Retailer 14
-
£992 GBP
$1,329 USD
View
Most Expensive
B+
Wholesale Diamonds Direct
464403576 · Oct 26
£1,057 GBP
$1,416 USD
View
14 more retailers have this diamond
Prices start from £629 GBPSave up to £427 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
0.65ct Round
£629 GBP