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Round|Lab Grown|IGI

1.29ct I VS1 Round Lab Grown Diamond

ID • I/VS1 • IGI LG653409257

Shape and cutting style on the report: Round brilliant

Certificate IGI LG653409257

Diamond specifications and retailer prices

From $459 SGD
As of November 4, 2026
Save $841 SGD (65%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $1,300 SGD at MOH London · As of November 5, 2026
View at MOH London

About this 1.29ct lab-grown round diamond

This 1.29ct lab-grown round sits in the one-and-a-quarter to one-and-a-half carat band, graded I colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG653409257 or 653409257. Listed at 7 retailers as of November 4, 2026, with prices from $459 to $1,300, a $841 spread on the same certified stone. MOH London lists it at $1,300. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.29
Carat
I
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle41.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG653409257
Dimensions6.98 × 6.93 × 4.35 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
6.98 mm6.93 mm1.29 ctI / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG653409257
Side View
Table 58.0%Crown 35°Girdle: MediumPavilion 41.3°Culet: NoneDepth 62.5%

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: Nov 4
Current: $1,300 SGD|Low: $427 SGD|High: $1,319 SGD|Avg: $830 SGD|-0.4%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 5, 2026
Retailer 3$459 SGD
Retailer 2$569 SGD
Retailer 4$576 SGD
Retailer 5$713 SGD
Retailer 6$1,118 SGD
MOH London$1,300 SGD

15 data points across 6 retailers

7 retailers$459 SGD to $1,300 SGD

B+
Cheapest Retailer
-
$459 SGD
A
Retailer 2
-
$569 SGD
View
A
Retailer 3
-
$576 SGD
View
A
Retailer 4
-
$713 SGD
View
Retailer 5
-
$863 SGD
View
Price last confirmed 15 days ago
B+
Retailer 6
-
$1,118 SGD
View
Most Expensive
B+
MOH London
LG653409257 · Nov 5
$1,300 SGD
£801 GBP
View
6 more retailers have this diamond
Prices start from $459 SGDSave up to $841 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
1.29ct Round
$459 SGD