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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 $45,390 SGD
As of November 6, 2026
Save $38,013 SGD (46%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $83,403 SGD 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 $45,390 to $83,403, a $38,013 spread on the same certified stone. MOH London lists it at $83,403. 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: $83,403 SGD|Low: $45,390 SGD|High: $86,597 SGD|Avg: $60,752 SGD|-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$45,390 SGD
Retailer 3$51,223 SGD
Retailer 5$52,712 SGD
Retailer 10$54,178 SGD
Retailer 11$54,328 SGD
Retailer 9$57,275 SGD
Retailer 2$58,317 SGD
Retailer 6$64,602 SGD
Retailer 8$65,826 SGD
Retailer 4$68,935 SGD
MOH London$83,403 SGD

32 data points across 11 retailers

20 retailers$45,390 SGD to $83,403 SGD

A
Cheapest Retailer
-
$45,390 SGD
Retailer 2
-
$51,223 SGD
View
Price last confirmed 27 days ago
Retailer 3
-
$52,480 SGD
View
Price last confirmed 33 days ago
B+
Retailer 4
-
$52,712 SGD
View
B+
Retailer 5
-
$54,178 SGD
View
Final sale: no returns
B+
Retailer 6
-
$54,328 SGD
View
B+
Retailer 7
-
$57,275 SGD
View
Retailer 8
-
$57,668 SGD
View
Price last confirmed 39 days ago
B+
Retailer 9
-
$58,317 SGD
View
Retailer 10
-
$58,564 SGD
View
Price last confirmed 69 days ago
Retailer 11
-
$60,476 SGD
View
Price last confirmed 25 days ago
Retailer 12
-
$62,996 SGD
View
Price last confirmed 38 days ago
B+
Retailer 13
-
$64,602 SGD
View
Retailer 14
-
$65,515 SGD
View
Price last confirmed 36 days ago
B+
Retailer 15
-
$65,826 SGD
View
Retailer 16
-
$67,229 SGD
View
Price last confirmed 68 days ago
Retailer 17
-
$68,035 SGD
View
Price last confirmed 35 days ago
B+
Retailer 18
-
$68,935 SGD
View
Retailer 19
-
$69,933 SGD
View
Price last confirmed 67 days ago
Most Expensive
B
MOH London
FA8C2EEE9 · Nov 4
$83,403 SGD
£51,242 GBP
View
19 more retailers have this diamond
Prices start from $45,390 SGDSave up to $38,013 SGD

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
$45,390 SGD