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Round|Natural|GIA

3.10ct F SI1 Round Natural Diamond

EX • F/SI1 • GIA 1559940251

Certificate GIA 1559940251

Diamond specifications and retailer prices

From $63,889 NZD
As of November 6, 2026
Save $53,504 NZD (46%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $117,393 NZD at MOH London · As of November 4, 2026
View at MOH London

About this 3.1ct natural round diamond

This 3.1ct natural round sits in the three to five carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 1559940251. Listed at 20 retailers as of November 4, 2026, with prices from $63,889 to $117,393, a $53,504 spread on the same certified stone. MOH London lists it at $117,393. 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
F
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle41.4°
OriginNatural
Grading LabGIA
CertificateGIA 1559940251
Dimensions9.21 × 9.29 × 5.80 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Crystal, Needle
Top View
9.21 mm9.29 mm3.10 ctF / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1559940251
Side View
Table 59.0%Crown 35°Girdle: MED-STKPavilion 41.4°Culet: NoneDepth 62.7%

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 6
Current: $117,393 NZD|Low: $63,889 NZD|High: $121,888 NZD|Avg: $85,511 NZD|-3.4%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 6, 2026
Retailer 7$63,889 NZD
Retailer 3$72,098 NZD
Retailer 5$74,194 NZD
Retailer 10$76,258 NZD
Retailer 11$76,469 NZD
Retailer 9$80,616 NZD
Retailer 2$82,083 NZD
Retailer 6$90,929 NZD
Retailer 8$92,652 NZD
Retailer 4$97,028 NZD
MOH London$117,393 NZD

32 data points across 11 retailers

20 retailers$63,889 NZD to $117,393 NZD

A
Cheapest Retailer
-
$63,889 NZD
Retailer 2
-
$72,098 NZD
View
Price last confirmed 28 days ago
Retailer 3
-
$73,868 NZD
View
Price last confirmed 34 days ago
B+
Retailer 4
-
$74,194 NZD
View
B+
Retailer 5
-
$76,258 NZD
View
Final sale: no returns
B+
Retailer 6
-
$76,469 NZD
View
B+
Retailer 7
-
$80,616 NZD
View
Retailer 8
-
$81,170 NZD
View
Price last confirmed 40 days ago
B+
Retailer 9
-
$82,083 NZD
View
Retailer 10
-
$82,431 NZD
View
Price last confirmed 70 days ago
Retailer 11
-
$85,122 NZD
View
Price last confirmed 26 days ago
Retailer 12
-
$88,669 NZD
View
Price last confirmed 39 days ago
B+
Retailer 13
-
$90,929 NZD
View
Retailer 14
-
$92,215 NZD
View
Price last confirmed 37 days ago
B+
Retailer 15
-
$92,652 NZD
View
Retailer 16
-
$94,627 NZD
View
Price last confirmed 69 days ago
Retailer 17
-
$95,762 NZD
View
Price last confirmed 36 days ago
B+
Retailer 18
-
$97,028 NZD
View
Retailer 19
-
$98,433 NZD
View
Price last confirmed 68 days ago
Most Expensive
B
MOH London
FA8C2EEE9 · Nov 4
$117,393 NZD
£51,242 GBP
View
19 more retailers have this diamond
Prices start from $63,889 NZDSave up to $53,504 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 Round
$63,889 NZD