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Round|Lab Grown|IGI

3.14ct H SI1 Round Lab Grown Diamond

EX • H/SI1 • IGI LG640490568

Shape and cutting style on the report: Round brilliant

Certificate IGI LG640490568

Diamond specifications and retailer prices

From $1,207 AUD
As of November 5, 2026
Save $3,080 AUD (72%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $4,287 AUD at MOH London · As of November 5, 2026
View at MOH London

About this 3.14ct lab-grown round diamond

This 3.14ct lab-grown round sits in the three to five carat band, graded H colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG640490568 or 640490568. Listed at 9 retailers as of November 5, 2026, with prices from $1,207 to $4,287, a $3,080 spread on the same certified stone. MOH London lists it at $4,287. 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

3.14
Carat
H
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.9°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG640490568
Dimensions9.32 × 9.26 × 5.84 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
9.32 mm9.26 mm3.14 ctH / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG640490568
Side View
Table 57.0%Crown 35.9°Girdle: MediumPavilion 41°Culet: NoneDepth 62.9%

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: $4,287 AUD|Low: $1,093 AUD|High: $4,349 AUD|Avg: $2,123 AUD|-1.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 6, 2026
Retailer 3$1,207 AUD
Retailer 8$1,207 AUD
Retailer 5$1,393 AUD
Retailer 6$1,414 AUD
Retailer 2$1,424 AUD
Retailer 4$2,314 AUD
Retailer 7$2,604 AUD
Retailer 9$3,376 AUD
MOH London$4,287 AUD

38 data points across 9 retailers

9 retailers$1,207 AUD to $4,287 AUD

A
Cheapest Retailer
-
$1,207 AUD
A
Retailer 2
-
$1,207 AUD
View
A
Retailer 3
-
$1,393 AUD
View
A
Retailer 4
-
$1,414 AUD
View
A
Retailer 5
-
$1,424 AUD
View
B+
Retailer 6
-
$2,314 AUD
View
B+
Retailer 7
-
$2,604 AUD
View
B+
Retailer 8
-
$3,376 AUD
View
Most Expensive
B+
MOH London
LG640490568 · Nov 5
$4,287 AUD
£2,363 GBP
View
8 more retailers have this diamond
Prices start from $1,207 AUDSave up to $3,080 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
3.14ct Round
$1,207 AUD