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Round|Lab Grown|IGI

3.71ct F SI1 Round Lab Grown Diamond

ID • F/SI1 • IGI LG632444253

Shape and cutting style on the report: Round brilliant

Certificate IGI LG632444253

Diamond specifications and retailer prices

From $1,884 AUD
CA$1,838 CAD
As of October 30, 2026
Save $609 AUD (24%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: $2,493 AUD at The Diamond Guys · As of November 1, 2026
View at The Diamond Guys

About this 3.71ct lab-grown round diamond

This 3.71ct lab-grown 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 IGI LG632444253 or 632444253. Listed at 2 retailers as of October 30, 2026, with prices from $1,884 to $2,493, a $609 spread on the same certified stone. The Diamond Guys lists it at $2,493. 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
F
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.1°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG632444253
Dimensions10.06 × 10.01 × 6.04 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
10.06 mm10.01 mm3.71 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG632444253
Side View
Table 59.0%Crown 34.1°Girdle: MediumPavilion 40.7°Culet: NoneDepth 60.2%

Caratlytics Score

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B+
Very Good
Strong quality and value balance
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Price History

Last verified: Oct 30
Current: $3,120 AUD|Low: $376 AUD|High: $4,612 AUD|Avg: $1,822 AUD|-4.6%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
The Diamond Guys
August 3, 2026
Retailer 3$1,037 AUD
Retailer 5$1,108 AUD
Retailer 9$1,247 AUD
Retailer 11$1,264 AUD
Retailer 6$1,485 AUD
Retailer 8$1,525 AUD
Retailer 4$1,566 AUD
Retailer 7$1,884 AUD
Retailer 2$2,449 AUD
The Diamond Guys$2,493 AUD
Retailer 1$3,120 AUD
Retailer 10$3,886 AUD

62 data points across 12 retailers

2 retailers$1,884 AUD to $2,493 AUD

B+
Cheapest Retailer
-
$1,884 AUD
CA$1,838 CAD
Most Expensive
B
The Diamond Guys
1954434368 · Nov 1
$2,493 AUD
$1,751 USD
View
1 more retailer has this diamond
Prices start from $1,884 AUDSave up to $609 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.

B+
3.71ct Round
$1,884 AUD