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Round|Lab Grown|IGI

3.05ct F SI1 Round Lab Grown Diamond

ID • F/SI1 • IGI LG648415143

Shape and cutting style on the report: Round brilliant

Certificate IGI LG648415143

Diamond specifications and retailer prices

From $969 SGD
As of November 5, 2026
Save $2,372 SGD (71%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $3,342 SGD at MOH London · As of November 5, 2026
View at MOH London

About this 3.05ct lab-grown round diamond

This 3.05ct 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 LG648415143 or 648415143. Listed at 7 retailers as of November 5, 2026, with prices from $969 to $3,342, a $2,372 spread on the same certified stone. MOH London lists it at $3,342. 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

3.05
Carat
F
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG648415143
Dimensions9.32 × 9.24 × 5.73 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 mm9.24 mm3.05 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG648415143
Side View
Table 57.0%Crown 35°Girdle: MediumPavilion 40.6°Culet: NoneDepth 61.8%

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: $3,342 SGD|Low: $969 SGD|High: $4,089 SGD|Avg: $1,858 SGD|-18.2%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 6, 2026
Retailer 6$969 SGD
Retailer 5$1,107 SGD
Retailer 4$1,138 SGD
Retailer 2$1,312 SGD
Retailer 3$2,114 SGD
Retailer 7$2,762 SGD
MOH London$3,342 SGD

37 data points across 7 retailers

7 retailers$969 SGD to $3,342 SGD

A
Cheapest Retailer
-
$969 SGD
A
Retailer 2
-
$1,107 SGD
View
B+
Retailer 3
-
$1,138 SGD
View
A
Retailer 4
-
$1,312 SGD
View
B
Retailer 5
-
$2,114 SGD
View
B
Retailer 6
-
$2,762 SGD
View
Most Expensive
B
MOH London
LG648415143 · Nov 5
$3,342 SGD
£2,060 GBP
View
6 more retailers have this diamond
Prices start from $969 SGDSave up to $2,372 SGD

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
3.05ct Round
$969 SGD