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Round|Natural|GIA

1.60ct M IF Round Natural Diamond

EX • M/IF • GIA 6555628551

Certificate GIA 6555628551

Diamond specifications and retailer prices

From £2,779 GBP
As of November 6, 2026
Save £780 GBP (22%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: £3,558 GBP at GemTrove · As of November 6, 2026
View at GemTrove

About this 1.6ct natural round diamond

This 1.6ct 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 6555628551. Listed at 4 retailers as of November 6, 2026, with prices from £2,779 to £3,558, a £780 spread on the same certified stone. GemTrove lists it at £3,558. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.60
Carat
M
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 6555628551
Dimensions7.45 × 7.39 × 4.65 mm
L/W Ratio1.01
Culet sizeNone
Top View
7.45 mm7.39 mm1.60 ctM / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6555628551
Side View
Table 56.0%Crown 35°Girdle: Slightly ThickPavilion 40.8°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: Nov 6
Current: £3,558 GBP|Low: £2,779 GBP|High: £3,766 GBP|Avg: £3,234 GBP
GemTrove
Retailer 2
Retailer 3
Retailer 4
November 6, 2026
Retailer 2£2,779 GBP
Retailer 3£2,935 GBP
Retailer 4£3,508 GBP
GemTrove£3,558 GBP

45 data points across 4 retailers

4 retailers£2,779 GBP to £3,558 GBP

A
Cheapest Retailer
-
£2,779 GBP
A
Retailer 2
-
£2,935 GBP
View
B+
Retailer 3
-
£3,508 GBP
View
Most Expensive
B+
GemTrove
GT-N-01366974-98 · Nov 6
£3,558 GBP
A$7,368 AUD
View
3 more retailers have this diamond
Prices start from £2,779 GBPSave up to £780 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
1.60ct Round
£2,779 GBP