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Cushion|Natural|GIA

3.10ct I SI1 Cushion Natural Diamond

EX • I/SI1 • GIA 7551772083

Certificate GIA 7551772083

Diamond specifications and retailer prices

From $42,664 NZD
As of November 5, 2026
Save $27,244 NZD (39%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $69,908 NZD at MOH London · As of November 4, 2026
View at MOH London

About this 3.1ct natural cushion diamond

This 3.1ct natural cushion sits in the three to five carat band, graded I colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 7551772083. Listed at 9 retailers as of November 4, 2026, with prices from $42,664 to $69,908, a $27,244 spread on the same certified stone. MOH London lists it at $69,908. 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

3.10
Carat
I
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceStrong
Crown angle37.77°
Pavilion angle54.97°
OriginNatural
Grading LabGIA
CertificateGIA 7551772083
Dimensions9.91 × 7.62 × 5.16 mm
L/W Ratio1.30
Girdle conditionFaceted
Key to symbols
Crystal, Feather, Needle, Indented Natural
Top View
9.91 mm7.62 mm3.10 ctI / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceStrong
CertificateGIA 7551772083
Side View
Table 65.0%Crown 37.77°Girdle: THN-THKPavilion 54.97°Culet: NoneDepth 67.7%

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 5
Current: $69,908 NZD|Low: $42,664 NZD|High: $70,942 NZD|Avg: $50,004 NZD|-0.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 6, 2026
Retailer 5$42,664 NZD
Retailer 9$42,931 NZD
Retailer 10$43,923 NZD
Retailer 2$45,610 NZD
Retailer 4$45,628 NZD
Retailer 7$47,435 NZD
Retailer 8$52,908 NZD
Retailer 3$52,928 NZD
Retailer 6$53,381 NZD
MOH London$69,908 NZD

21 data points across 10 retailers

9 retailers$42,664 NZD to $69,908 NZD

A
Cheapest Retailer
-
$42,664 NZD
A
Retailer 2
-
$42,931 NZD
View
A
Retailer 3
-
$45,610 NZD
View
A
Retailer 4
-
$45,628 NZD
View
A
Retailer 5
-
$47,435 NZD
View
B+
Retailer 6
-
$52,908 NZD
View
B+
Retailer 7
-
$52,928 NZD
View
B+
Retailer 8
-
$53,381 NZD
View
Most Expensive
B
MOH London
6CCA37E49 · Nov 4
$69,908 NZD
£30,515 GBP
View
8 more retailers have this diamond
Prices start from $42,664 NZDSave up to $27,244 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
3.10ct Cushion
$42,664 NZD