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3.71ct E SI1 Round Lab Grown Diamond

ID • E/SI1 • GCAL 340041617

Shape and cutting style on the report: Round brilliant

Certificate GCAL 340041617

Diamond specifications and retailer prices

From $947 SGD
$741 USD
As of October 29, 2026
Save $2,461 SGD (72%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $4,569 SGD at MOH London · As of October 21, 2026
View at MOH London

About this 3.71ct lab-grown round diamond

This 3.71ct lab-grown round sits in the three to five carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GCAL 340041617. Listed at 7 retailers as of October 28, 2026, with a 260% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

3.71
Carat
E
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle40.6°
OriginLab Grown
Grading LabGCAL
CertificateGCAL 340041617
Dimensions9.94 × 9.99 × 6.08 mm
L/W Ratio1.01
Culet sizeNone
Top View
9.94 mm9.99 mm3.71 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGCAL 340041617
Side View
Table 57.0%Crown 34.5°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 61.0%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: $4,569 SGD|Low: $909 SGD|High: $4,606 SGD|Avg: $2,152 SGD|-0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
October 18, 2026
Retailer 3$947 SGD
Retailer 5$1,030 SGD
Retailer 7$1,385 SGD
Retailer 4$1,781 SGD
Retailer 8$1,937 SGD
Retailer 2$2,705 SGD
Retailer 6$3,408 SGD
MOH London$4,569 SGD

12 data points across 8 retailers

7 retailers$947 SGD to $3,408 SGD

A
Cheapest Retailer
-
$947 SGD
$741 USD
A
Retailer 2
-
$1,030 SGD
$806 USD
View
A
Retailer 3
-
$1,385 SGD
$1,083 USD
View
B+
Retailer 4
-
$1,781 SGD
$1,393 USD
View
B
Retailer 5
-
$2,705 SGD
$2,116 USD
View
B
Retailer 6
-
$3,408 SGD
$2,666 USD
View
Most Expensive
MOH London
340041617 · Oct 21
$4,569 SGD
£2,814 GBP
View
Price last confirmed 9 days ago
6 more retailers have this diamond
Prices start from $947 SGDSave up to $2,461 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
3.71ct Round
$947 SGD