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Cushion|Lab Grown|IGI

3.18ct G VS1 Cushion Lab Grown Diamond

ID • G/VS1 • IGI LG526268231

Shape and cutting style on the report: Square cushion brilliant

Certificate IGI LG526268231

Diamond specifications and retailer prices

From $843 SGD
$659 USD
As of November 1, 2026
Save $2,274 SGD (73%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $4,064 SGD at MOH London · As of October 26, 2026
View at MOH London

About this 3.18ct lab-grown cushion diamond

This 3.18ct lab-grown cushion sits in the three to five carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG526268231 or 526268231. Listed at 14 retailers as of November 1, 2026, with a 270% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

3.18
Carat
G
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle29.4°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG526268231
Dimensions8.74 × 8.54 × 5.61 mm
L/W Ratio1.02
Girdle conditionFaceted
Culet sizePointed
Top View
8.74 mm8.54 mm3.18 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG526268231
Side View
Table 63.0%Crown 29.4°Girdle: MED-VTKPavilion 41°Culet: NoneDepth 65.7%

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 1
Current: $4,064 SGD|Low: $797 SGD|High: $4,108 SGD|Avg: $1,906 SGD|+5.9%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
November 2, 2026
Retailer 3$843 SGD
Retailer 9$935 SGD
Retailer 6$1,041 SGD
Retailer 8$1,081 SGD
Retailer 13$1,290 SGD
Retailer 10$1,437 SGD
Retailer 7$1,462 SGD
Retailer 11$1,518 SGD
Retailer 2$2,030 SGD
Retailer 12$2,729 SGD
Retailer 5$3,026 SGD
Retailer 4$3,116 SGD
MOH London$4,064 SGD

43 data points across 13 retailers

14 retailers$843 SGD to $3,116 SGD

A
Cheapest Retailer
-
$843 SGD
$659 USD
Final sale: no returns
Retailer 2
-
$935 SGD
$731 USD
View
Price last confirmed 17 days ago
A
Retailer 3
-
$1,041 SGD
£641 GBP
View
A
Retailer 4
-
$1,081 SGD
$845 USD
View
A
Retailer 5
-
$1,290 SGD
$1,009 USD
View
A
Retailer 6
-
$1,437 SGD
$1,124 USD
View
A
Retailer 7
-
$1,462 SGD
£900 GBP
View
A
Retailer 8
-
$1,518 SGD
$1,187 USD
View
A
Retailer 9
-
$2,030 SGD
ZAR 25,642 ZAR
View
B+
Retailer 10
-
$2,729 SGD
£1,680 GBP
View
B+
Retailer 11
-
$3,026 SGD
$2,366 USD
View
B+
Retailer 12
-
$3,078 SGD
HK$18,800 HKD
View
B
Retailer 13
-
$3,116 SGD
$2,437 USD
View
Most Expensive
B
MOH London
LG526268231 · Oct 26
$4,064 SGD
£2,502 GBP
View
Price last confirmed 7 days ago
13 more retailers have this diamond
Prices start from $843 SGDSave up to $2,274 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
3.18ct Cushion
$843 SGD