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Round|Lab Grown|IGI

1.28ct G VVS1 Round Lab Grown Diamond

ID • G/VVS1 • IGI LG838633903

Shape and cutting style on the report: Round brilliant

Certificate IGI LG838633903

Diamond specifications and retailer prices

From $231 SGD
$181 USD
As of October 29, 2026
Save $1,115 SGD (83%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $1,346 SGD at MOH London · As of October 29, 2026
View at MOH London

About this 1.28ct lab-grown round diamond

This 1.28ct lab-grown round sits in the one-and-a-quarter to one-and-a-half carat band, graded G colour (near-colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG838633903 or 838633903. Listed at 19 retailers as of October 29, 2026, with prices from $231 to $1,346, a $1,115 spread on the same certified stone. MOH London lists it at $1,346. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.28
Carat
G
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.5°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG838633903
Dimensions7.03 × 7.01 × 4.29 mm
L/W Ratio1.00
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.03 mm7.01 mm1.28 ctG / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG838633903
Side View
Table 56.0%Crown 33.5°Girdle: THN-MEDPavilion 41°Culet: NoneDepth 61.2%

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: Oct 29
Current: $1,346 SGD|Low: $221 SGD|High: $1,356 SGD|Avg: $650 SGD|+0.5%
MOH London
Retailer 2
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Retailer 12
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Retailer 19
November 1, 2026
Retailer 17$231 SGD
Retailer 8$268 SGD
Retailer 5$286 SGD
Retailer 19$286 SGD
Retailer 4$327 SGD
Retailer 3$386 SGD
Retailer 12$482 SGD
Retailer 14$492 SGD
Retailer 2$511 SGD
Retailer 7$621 SGD
Retailer 13$680 SGD
Retailer 15$699 SGD
Retailer 16$793 SGD
Retailer 9$920 SGD
Retailer 6$952 SGD
Retailer 10$954 SGD
Retailer 11$990 SGD
Retailer 18$1,010 SGD
MOH London$1,346 SGD

42 data points across 19 retailers

19 retailers$231 SGD to $1,346 SGD

A
Cheapest Retailer
-
$231 SGD
$181 USD
A
Retailer 2
-
$268 SGD
$210 USD
View
A
Retailer 3
-
$286 SGD
$224 USD
View
A
Retailer 4
-
$286 SGD
$224 USD
View
A
Retailer 5
-
$327 SGD
HK$2,000 HKD
View
B+
Retailer 6
-
$386 SGD
$302 USD
View
A
Retailer 7
-
$482 SGD
€359 EUR
View
A
Retailer 8
-
$492 SGD
ZAR 6,215 ZAR
View
A
Retailer 9
-
$511 SGD
£315 GBP
View
B+
Retailer 10
-
$621 SGD
$486 USD
View
B+
Retailer 11
-
$680 SGD
$532 USD
View
B+
Retailer 12
-
$699 SGD
A$841 AUD
View
Retailer 13
-
$793 SGD
$620 USD
View
Price last confirmed 10 days ago
B
Retailer 14
-
$920 SGD
$720 USD
View
B
Retailer 15
-
$952 SGD
View
B
Retailer 16
-
$973 SGD
$761 USD
View
B
Retailer 17
-
$990 SGD
$774 USD
View
B
Retailer 18
-
$1,010 SGD
$790 USD
View
Most Expensive
B
MOH London
LG838633903 · Oct 29
$1,346 SGD
£829 GBP
View
18 more retailers have this diamond
Prices start from $231 SGDSave up to $1,115 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
1.28ct Round
$231 SGD