CaratHunter
Plans
Cushion|Lab Grown|IGI

0.51ct D VS1 Cushion Lab Grown Diamond

ID • D/VS1 • IGI LG844678170

Shape and cutting style on the report: Square cushion modified brilliant

Certificate IGI LG844678170

Diamond specifications and retailer prices

From $237 SGD
$185 USD
As of October 28, 2026
Save $1,269 SGD (84%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $1,505 SGD at MOH London · As of October 26, 2026
View at MOH London

About this 0.51ct lab-grown cushion diamond

This 0.51ct lab-grown cushion sits in the half to three-quarter carat band, graded D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG844678170 or 844678170. Listed at 13 retailers as of October 26, 2026, with prices from $237 to $1,505, a $1,269 spread on the same certified stone. MOH London lists it at $1,505. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.51
Carat
D
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle32.1°
Pavilion angle45.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG844678170
Dimensions4.53 × 4.49 × 3.21 mm
L/W Ratio1.01
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
4.53 mm4.49 mm0.51 ctD / VS1
OriginLab Grown
CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG844678170
Side View
Table 63.0%Crown 32.1°Girdle: THK-VTKPavilion 45.7°Culet: NoneDepth 71.5%

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: Oct 28
Current: $1,505 SGD|Low: $148 SGD|High: $1,505 SGD|Avg: $523 SGD|+8.4%
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
Retailer 14
October 29, 2026
Retailer 7$156 SGD
Retailer 11$237 SGD
Retailer 5$288 SGD
Retailer 14$312 SGD
Retailer 3$318 SGD
Retailer 2$319 SGD
Retailer 8$343 SGD
Retailer 12$417 SGD
Retailer 10$489 SGD
Retailer 4$629 SGD
Retailer 6$860 SGD
Retailer 13$916 SGD
Retailer 9$1,154 SGD
MOH London$1,505 SGD

16 data points across 14 retailers

13 retailers$237 SGD to $1,505 SGD

A
Cheapest Retailer
-
$237 SGD
$185 USD
A
Retailer 2
-
$288 SGD
$225 USD
View
A
Retailer 3
-
$312 SGD
ZAR 3,941 ZAR
View
B+
Retailer 4
-
$318 SGD
$249 USD
View
A
Retailer 5
-
$319 SGD
€238 EUR
View
B+
Retailer 6
-
$343 SGD
£211 GBP
View
B+
Retailer 7
-
$417 SGD
£257 GBP
View
B
Retailer 8
-
$489 SGD
View
B
Retailer 9
-
$629 SGD
$492 USD
View
B
Retailer 10
-
$860 SGD
£530 GBP
View
B
Retailer 11
-
$916 SGD
£564 GBP
View
B
Retailer 12
-
$1,154 SGD
$903 USD
View
Most Expensive
B
MOH London
LG844678170 · Oct 26
$1,505 SGD
£927 GBP
View
12 more retailers have this diamond
Prices start from $237 SGDSave up to $1,269 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
0.51ct Cushion
$237 SGD