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Round|Lab Grown|IGI

3.10ct F SI1 Round Lab Grown Diamond

ID • F/SI1 • IGI LG668469451

Shape and cutting style on the report: Round brilliant

Certificate IGI LG668469451

Diamond specifications and retailer prices

From $603 NZD
As of November 5, 2026
Save $2,590 NZD (81%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $3,193 NZD at Rare Carat · As of November 4, 2026
View at Rare Carat

About this 3.1ct lab-grown round diamond

This 3.1ct 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 LG668469451 or 668469451. Listed at 15 retailers as of November 4, 2026, with prices from $603 to $3,193, a $2,590 spread on the same certified stone. Rare Carat lists it at $3,193. 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

3.10
Carat
F
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG668469451
Dimensions9.34 × 9.36 × 5.77 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.34 mm9.36 mm3.10 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG668469451
Side View
Table 57.0%Crown 34.5°Girdle: MediumPavilion 40.9°Culet: NoneDepth 61.7%

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: Nov 5
Current: $3,193 NZD|Low: $603 NZD|High: $7,695 NZD|Avg: $2,165 NZD|-24.0%
Rare Carat
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
November 6, 2026
Retailer 13$603 NZD
Retailer 7$698 NZD
Retailer 17$747 NZD
Retailer 3$830 NZD
Retailer 14$1,019 NZD
Retailer 2$1,032 NZD
Retailer 15$1,200 NZD
Retailer 5$1,205 NZD
Retailer 10$1,320 NZD
Retailer 16$1,324 NZD
Retailer 4$1,744 NZD
Retailer 12$2,190 NZD
Retailer 6$2,401 NZD
Retailer 11$2,991 NZD
Rare Carat$3,193 NZD
Retailer 9$5,718 NZD
Retailer 8$7,695 NZD

11 data points across 17 retailers

15 retailers$603 NZD to $3,193 NZD

A
Cheapest Retailer
-
$603 NZD
A
Retailer 2
-
$698 NZD
View
A
Retailer 3
-
$747 NZD
View
A
Retailer 4
-
$830 NZD
View
A
Retailer 5
-
$1,019 NZD
View
A
Retailer 6
-
$1,032 NZD
View
Retailer 7
-
$1,200 NZD
View
Price last confirmed 8 days ago
B+
Retailer 8
-
$1,205 NZD
View
A
Retailer 9
-
$1,320 NZD
View
A
Retailer 10
-
$1,324 NZD
View
A
Retailer 11
-
$1,744 NZD
View
B+
Retailer 12
-
$2,190 NZD
View
B+
Retailer 13
-
$2,401 NZD
View
B
Retailer 14
-
$2,991 NZD
View
Most Expensive
B
Rare Carat
KI4514694KF668 · Nov 4
$3,193 NZD
$1,770 USD
View
14 more retailers have this diamond
Prices start from $603 NZDSave up to $2,590 NZD

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
3.10ct Round
$603 NZD