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Round|Natural|GIA

0.67ct M SI2 Round Natural Diamond

ID • M/SI2 • GIA 2567785591

Certificate GIA 2567785591

Diamond specifications and retailer prices

From £342 GBP
As of November 5, 2026
Save £342 GBP (50%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: £684 GBP at Frank Darling · As of November 6, 2026
View at Frank Darling

About this 0.67ct natural round diamond

This 0.67ct natural round sits in the half to three-quarter carat band, graded M colour (faint-tinted) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 2567785591. Listed at 4 retailers as of November 5, 2026, with prices from £342 to £684, a £342 spread on the same certified stone. Frank Darling lists it at £684. 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

0.67
Carat
M
Colour
SI2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 2567785591
Dimensions5.64 × 5.67 × 3.45 mm
L/W Ratio1.01
Top View
5.64 mm5.67 mm0.67 ctM / SI2
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 2567785591
Side View
Table 59.0%CrownGirdle: MED-STKPavilionCulet: NoneDepth 60.8%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 5
Current: £684 GBP|Low: £342 GBP|High: £684 GBP|Avg: £520 GBP
Frank Darling
Retailer 2
Retailer 3
Retailer 4
November 5, 2026
Retailer 4£342 GBP
Retailer 2£518 GBP
Retailer 3£543 GBP
Frank Darling£684 GBP

3 data points across 4 retailers

4 retailers£342 GBP to £684 GBP

A
Cheapest Retailer
-
£342 GBP
B
Retailer 2
-
£518 GBP
View
B
Retailer 3
-
£543 GBP
View
Most Expensive
B
Frank Darling
2712816HK · Nov 6
£684 GBP
$921 USD
View
3 more retailers have this diamond
Prices start from £342 GBPSave up to £342 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
0.67ct Round
£342 GBP