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Round|Natural|GIA

1.64ct M IF Round Natural Diamond

EX • M/IF • GIA 6552615620

Certificate GIA 6552615620

Diamond specifications and retailer prices

From £2,101 GBP
As of November 6, 2026
Save £2,030 GBP (49%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: £4,131 GBP at Wholesale Diamonds Direct · As of November 4, 2026
View at Wholesale Diamonds Direct

About this 1.64ct natural round diamond

This 1.64ct natural round sits in the one-and-a-half to two carat band, graded M colour (faint-tinted) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by GIA 6552615620. Listed at 5 retailers as of November 4, 2026, with prices from £2,101 to £4,131, a £2,030 spread on the same certified stone. Wholesale Diamonds Direct lists it at £4,131. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.64
Carat
M
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Pavilion angle40.6°
OriginNatural
Grading LabGIA
CertificateGIA 6552615620
Dimensions7.53 × 7.58 × 4.68 mm
L/W Ratio1.01
Culet sizeNone
Top View
7.53 mm7.58 mm1.64 ctM / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 6552615620
Side View
Table 56.0%CrownGirdle: THN-MEDPavilion 40.6°Culet: NoneDepth 62.0%

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: Nov 6
Current: £2,101 GBP|Low: £2,101 GBP|High: £4,420 GBP|Avg: £3,022 GBP|-8.4%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Wholesale Diamonds Direct
November 6, 2026
Retailer 1£2,101 GBP
Retailer 3£2,658 GBP
Retailer 5£2,837 GBP
Retailer 4£2,961 GBP
Retailer 2£3,064 GBP
Wholesale Diamonds Direct£4,131 GBP

43 data points across 6 retailers

5 retailers£2,101 GBP to £4,131 GBP

A
Cheapest Retailer
-
£2,101 GBP
Retailer 2
-
£2,837 GBP
View
Price last confirmed 12 days ago
B+
Retailer 3
-
£2,961 GBP
View
A
Retailer 4
-
£3,064 GBP
View
Most Expensive
B+
Wholesale Diamonds Direct
257339398 · Nov 4
£4,131 GBP
$5,560 USD
View
4 more retailers have this diamond
Prices start from £2,101 GBPSave up to £2,030 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
1.64ct Round
£2,101 GBP