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Round|Lab Grown|IGI

3.61ct F SI1 Round Lab Grown Diamond

ID • F/SI1 • IGI LG636488622

Shape and cutting style on the report: Round brilliant

Certificate IGI LG636488622

Diamond specifications and retailer prices

From $1,870 AUD
CA$1,820 CAD
As of November 2, 2026
Save $603 AUD (24%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: $2,473 AUD at The Diamond Guys · As of November 1, 2026
View at The Diamond Guys

About this 3.61ct lab-grown round diamond

This 3.61ct 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 LG636488622 or 636488622. Listed at 2 retailers as of November 1, 2026, with prices from $1,870 to $2,473, a $603 spread on the same certified stone. The Diamond Guys lists it at $2,473. 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

3.61
Carat
F
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.2°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG636488622
Dimensions9.88 × 9.79 × 6.02 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.88 mm9.79 mm3.61 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG636488622
Side View
Table 58.0%Crown 34.2°Girdle: MED-STKPavilion 40.7°Culet: NoneDepth 61.1%

Caratlytics Score

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

Price History

Last verified: Nov 2
Current: $3,036 AUD|Low: $372 AUD|High: $4,509 AUD|Avg: $1,794 AUD|-4.9%
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$1,014 AUD
Retailer 5$1,093 AUD
Retailer 9$1,237 AUD
Retailer 11$1,254 AUD
Retailer 6$1,414 AUD
Retailer 8$1,514 AUD
Retailer 4$1,552 AUD
Retailer 7$1,870 AUD
Retailer 2$2,390 AUD
The Diamond Guys$2,473 AUD
Retailer 1$3,036 AUD
Retailer 10$3,867 AUD

62 data points across 12 retailers

2 retailers$1,870 AUD to $2,473 AUD

B+
Cheapest Retailer
-
$1,870 AUD
CA$1,820 CAD
Most Expensive
B
The Diamond Guys
1954434389 · Nov 1
$2,473 AUD
$1,733 USD
View
1 more retailer has this diamond
Prices start from $1,870 AUDSave up to $603 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+
3.61ct Round
$1,870 AUD