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Round|Natural|GIA

3.73ct I SI1 Round Natural Diamond

EX • I/SI1 • GIA 1559185723

Certificate GIA 1559185723

Diamond specifications and retailer prices

From $51,360 SGD
$40,175 USD
As of November 1, 2026
Save $40,586 SGD (44%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $91,946 SGD at MOH London · As of November 1, 2026
View at MOH London

About this 3.73ct natural round diamond

This 3.73ct natural round sits in the three to five carat band, graded I colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 1559185723. Listed at 11 retailers as of November 1, 2026, with prices from $51,360 to $91,946, a $40,586 spread on the same certified stone. MOH London lists it at $91,946. 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

3.73
Carat
I
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 1559185723
Dimensions9.79 × 9.84 × 6.15 mm
L/W Ratio1.01
Top View
9.79 mm9.84 mm3.73 ctI / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1559185723
Side View
Table 58.0%CrownGirdle: Slightly ThickPavilion 40.8°Culet: NoneDepth 62.7%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: $91,946 SGD|Low: $51,360 SGD|High: $94,368 SGD|Avg: $65,342 SGD|-1.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 1, 2026
Retailer 4$51,360 SGD
Retailer 10$53,279 SGD
Retailer 5$54,111 SGD
Retailer 11$55,642 SGD
Retailer 3$59,373 SGD
Retailer 9$60,674 SGD
Retailer 7$63,127 SGD
Retailer 8$63,127 SGD
Retailer 6$65,224 SGD
Retailer 2$71,126 SGD
MOH London$91,946 SGD

34 data points across 11 retailers

11 retailers$51,360 SGD to $91,946 SGD

B+
Cheapest Retailer
-
$51,360 SGD
$40,175 USD
B+
Retailer 2
-
$53,279 SGD
$41,676 USD
View
B+
Retailer 3
-
$54,111 SGD
€40,312 EUR
View
B+
Retailer 4
-
$55,642 SGD
$43,525 USD
View
B
Retailer 5
-
$59,373 SGD
$46,443 USD
View
Final sale: no returns
B
Retailer 6
-
$60,674 SGD
$47,461 USD
View
B+
Retailer 7
-
$63,127 SGD
$49,380 USD
View
B+
Retailer 8
-
$63,127 SGD
$49,380 USD
View
B
Retailer 9
-
$65,224 SGD
$51,020 USD
View
B
Retailer 10
-
$71,126 SGD
€52,987 EUR
View
Most Expensive
B
MOH London
9B51C241D · Nov 1
$91,946 SGD
£56,632 GBP
View
10 more retailers have this diamond
Prices start from $51,360 SGDSave up to $40,586 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.

B+
3.73ct Round
$51,360 SGD