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Round|Lab Grown|GCAL

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 $1,055 AUD
$741 USD
As of October 29, 2026
Save $2,740 AUD (72%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $5,088 AUD 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
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: $5,088 AUD|Low: $1,012 AUD|High: $5,129 AUD|Avg: $2,396 AUD|-0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
October 18, 2026
Retailer 3$1,055 AUD
Retailer 5$1,147 AUD
Retailer 7$1,542 AUD
Retailer 4$1,983 AUD
Retailer 8$2,157 AUD
Retailer 2$3,012 AUD
Retailer 6$3,795 AUD
MOH London$5,088 AUD

12 data points across 8 retailers

7 retailers$1,055 AUD to $3,795 AUD

A
Cheapest Retailer
-
$1,055 AUD
$741 USD
A
Retailer 2
-
$1,147 AUD
$806 USD
View
A
Retailer 3
-
$1,542 AUD
$1,083 USD
View
B+
Retailer 4
-
$1,983 AUD
$1,393 USD
View
B
Retailer 5
-
$3,012 AUD
$2,116 USD
View
B
Retailer 6
-
$3,795 AUD
$2,666 USD
View
Most Expensive
MOH London
340041617 · Oct 21
$5,088 AUD
£2,814 GBP
View
Price last confirmed 9 days ago
6 more retailers have this diamond
Prices start from $1,055 AUDSave up to $2,740 AUD

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
$1,055 AUD