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Round|Natural|GIA

1.60ct M IF Round Natural Diamond

EX • M/IF • GIA 2557178570

Certificate GIA 2557178570

Diamond specifications and retailer prices

From $6,548 NZD
As of November 6, 2026
Save $1,856 NZD (22%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: $8,404 NZD 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 2557178570. Listed at 4 retailers as of November 6, 2026, with prices from $6,548 to $8,404, a $1,856 spread on the same certified stone. GemTrove lists it at $8,404. 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 angle41°
OriginNatural
Grading LabGIA
CertificateGIA 2557178570
Dimensions7.44 × 7.38 × 4.65 mm
L/W Ratio1.01
Culet sizeNone
Top View
7.44 mm7.38 mm1.60 ctM / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2557178570
Side View
Table 57.0%Crown 35°Girdle: Slightly ThickPavilion 41°Culet: NoneDepth 62.7%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 6
Current: $8,404 NZD|Low: $6,548 NZD|High: $8,921 NZD|Avg: $7,565 NZD
GemTrove
Retailer 2
Retailer 3
Retailer 4
November 6, 2026
Retailer 2$6,548 NZD
Retailer 3$6,792 NZD
Retailer 4$8,064 NZD
GemTrove$8,404 NZD

46 data points across 4 retailers

4 retailers$6,548 NZD to $8,404 NZD

A
Cheapest Retailer
-
$6,548 NZD
A
Retailer 2
-
$6,792 NZD
View
A
Retailer 3
-
$8,064 NZD
View
Most Expensive
B+
GemTrove
GT-N-01366965-98 · Nov 6
$8,404 NZD
A$7,268 AUD
View
3 more retailers have this diamond
Prices start from $6,548 NZDSave up to $1,856 NZD

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
$6,548 NZD