Round|Natural|GIA

0.65ct G SI1 Round Natural Diamond

EX • G/SI1 • GIA 7553632365

Certificate GIA 7553632365

Diamond specifications and retailer prices

From £646 GBP
$865 USD
As of October 31, 2026
10 retailers carry this diamond
Most expensive: £782 GBP at Wholesale Diamonds Direct · As of October 19, 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 7553632365. Listed at 10 retailers as of October 31, 2026. 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 angle40.6°
OriginNatural
Grading LabGIA
CertificateGIA 7553632365
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 7553632365
Side View
Table 56.0%Crown 36.5°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 62.7%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 31
Current: £706 GBP|Low: £453 GBP|High: £865 GBP|Avg: £667 GBP|-1.5%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Wholesale Diamonds Direct
October 22, 2026
Retailer 10£453 GBP
Retailer 5£509 GBP
Retailer 8£549 GBP
Retailer 2£566 GBP
Retailer 7£571 GBP
Retailer 9£677 GBP
Retailer 1£706 GBP
Retailer 4£706 GBP
Retailer 3£713 GBP
Wholesale Diamonds Direct£782 GBP
Retailer 6£824 GBP

32 data points across 11 retailers

10 retailers

Retailer 1
-
£453 GBP
SGD 820 SGD
Price last confirmed 10 days ago
Retailer 2
-
£509 GBP
SGD 922 SGD
View
Price last confirmed 12 days ago
Retailer 3
-
£549 GBP
$736 USD
View
Price last confirmed 12 days ago
Retailer 4
-
£566 GBP
$758 USD
View
Price last confirmed 27 days ago
Retailer 5
-
£571 GBP
View
Price last confirmed 13 days ago
A
Retailer 6
-
£646 GBP
$865 USD
View
Retailer 7
-
£677 GBP
$906 USD
View
Price last confirmed 15 days ago
Retailer 8
-
£706 GBP
€901 EUR
View
Price last confirmed 10 days ago
Retailer 9
-
£706 GBP
View
Price last confirmed 12 days ago
Most Expensive
Wholesale Diamonds Direct
414477173 · Oct 19
£782 GBP
$1,048 USD
View
Price last confirmed 13 days ago
9 more retailers have this diamond
Prices start from £646 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
£646 GBP