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Cushion|Lab Grown|IGI

3.00ct H SI1 Cushion Lab Grown Diamond

ID • H/SI1 • IGI LG789630414

Shape and cutting style on the report: Cushion brilliant

Certificate IGI LG789630414

Diamond specifications and retailer prices

From $761 SGD
As of November 6, 2026
Save $2,750 SGD (78%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $3,511 SGD at MOH London · As of November 5, 2026
View at MOH London

About this 3ct lab-grown cushion diamond

This 3ct lab-grown cushion 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 LG789630414 or 789630414. Listed at 10 retailers as of November 5, 2026, with prices from $761 to $3,511, a $2,750 spread on the same certified stone. MOH London lists it at $3,511. 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

3.00
Carat
H
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.8°
Pavilion angle38°
OriginLab Grown
Grading LabIGI
CertificateIGI LG789630414
Dimensions11.44 × 7.34 × 4.51 mm
L/W Ratio1.56
Girdle conditionFaceted
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.44 mm7.34 mm3.00 ctH / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG789630414
Side View
Table 60.0%Crown 32.8°Girdle: STK-THKPavilion 38°Culet: LargeDepth 61.4%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: $3,511 SGD|Low: $761 SGD|High: $4,639 SGD|Avg: $1,925 SGD|-12.6%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 6, 2026
Retailer 9$761 SGD
Retailer 7$843 SGD
Retailer 4$974 SGD
Retailer 8$1,130 SGD
Retailer 2$1,278 SGD
Retailer 6$1,296 SGD
Retailer 5$1,393 SGD
Retailer 3$2,550 SGD
Retailer 10$2,739 SGD
MOH London$3,511 SGD

22 data points across 10 retailers

10 retailers$761 SGD to $3,511 SGD

A
Cheapest Retailer
-
$761 SGD
Final sale: no returns
Retailer 2
-
$843 SGD
View
Price last confirmed 21 days ago
A
Retailer 3
-
$974 SGD
View
B+
Retailer 4
-
$1,130 SGD
View
A
Retailer 5
-
$1,278 SGD
View
A
Retailer 6
-
$1,296 SGD
View
A
Retailer 7
-
$1,393 SGD
View
B+
Retailer 8
-
$2,550 SGD
View
B
Retailer 9
-
$2,739 SGD
View
Most Expensive
B
MOH London
LG789630414 · Nov 5
$3,511 SGD
£2,157 GBP
View
9 more retailers have this diamond
Prices start from $761 SGDSave up to $2,750 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
3.00ct Cushion
$761 SGD