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Round|Lab Grown|IGI

0.51ct I VS1 Round Lab Grown Diamond

EX • I/VS1 • IGI LG407936487

Shape and cutting style on the report: Round brilliant

Certificate IGI LG407936487

Diamond specifications and retailer prices

From $411 SGD
$321 USD
As of November 1, 2026
Save $1,628 SGD (80%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $2,038 SGD at MOH London · As of November 1, 2026
View at MOH London

About this 0.51ct lab-grown round diamond

This 0.51ct lab-grown round sits in the half to three-quarter carat band, graded I colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG407936487 or 407936487. Listed at 13 retailers as of November 1, 2026, with prices from $411 to $2,038, a $1,628 spread on the same certified stone. MOH London lists it at $2,038. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.51
Carat
I
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG407936487
Dimensions5.10 × 5.11 × 3.21 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory grown diamond was created by chemical vapor deposition process (CVD) Type IIa
Top View
5.10 mm5.11 mm0.51 ctI / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG407936487
Side View
Table 56.5%Crown 36°Girdle: MED-STKPavilion 41°Culet: NoneDepth 62.8%

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 1
Current: $2,038 SGD|Low: $394 SGD|High: $2,063 SGD|Avg: $1,010 SGD|-1.0%
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
Retailer 15
Retailer 16
Retailer 17
November 2, 2026
Retailer 12$411 SGD
Retailer 13$435 SGD
Retailer 3$458 SGD
Retailer 4$476 SGD
Retailer 14$509 SGD
Retailer 16$509 SGD
Retailer 5$728 SGD
Retailer 15$826 SGD
Retailer 2$923 SGD
Retailer 10$931 SGD
Retailer 6$978 SGD
Retailer 7$983 SGD
Retailer 11$1,491 SGD
Retailer 17$1,634 SGD
Retailer 8$1,988 SGD
MOH London$2,038 SGD
Retailer 9$2,043 SGD

24 data points across 17 retailers

13 retailers$411 SGD to $2,038 SGD

A
Cheapest Retailer
-
$411 SGD
$321 USD
A
Retailer 2
-
$435 SGD
$340 USD
View
A
Retailer 3
-
$458 SGD
$358 USD
View
Final sale: no returns
A
Retailer 4
-
$476 SGD
$372 USD
View
A
Retailer 5
-
$509 SGD
$398 USD
View
Retailer 6
-
$509 SGD
$398 USD
View
Price last confirmed 9 days ago
B+
Retailer 7
-
$826 SGD
$646 USD
View
B+
Retailer 8
-
$923 SGD
ZAR 11,659 ZAR
View
B+
Retailer 9
-
$931 SGD
€693 EUR
View
B
Retailer 10
-
$1,491 SGD
$1,166 USD
View
B
Retailer 11
-
$1,634 SGD
$1,278 USD
View
B
Retailer 12
-
$1,988 SGD
£1,224 GBP
View
Most Expensive
B
MOH London
LG407936487 · Nov 1
$2,038 SGD
£1,255 GBP
View
12 more retailers have this diamond
Prices start from $411 SGDSave up to $1,628 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 Round
$411 SGD