Round|Lab Grown|IGI

1.28ct G VVS2 Round Lab Grown Diamond

EX • G/VVS2 • IGI LG838608331

Shape and cutting style on the report: Round brilliant

Certificate IGI LG838608331

Diamond specifications and retailer prices

From $166 USD
As of November 5, 2026
Save $555 USD (77%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $974 USD 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 VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG838608331 or 838608331. Listed at 18 retailers as of November 4, 2026, with a 334% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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
Color
VVS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.1°
Pavilion angle41.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG838608331
Dimensions6.93 × 6.90 × 4.33 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
6.93 mm6.90 mm1.28 ctG / VVS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG838608331
Side View
Table 59.0%Crown 35.1°Girdle: MED-STKPavilion 41.2°Culet: NoneDepth 62.6%

Caratlytics Score

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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 5
Current: $974 USD|Low: $163 USD|High: $994 USD|Avg: $445 USD|-1.9%
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
Retailer 14
Retailer 15
Retailer 16
Retailer 17
November 5, 2026
Retailer 10$166 USD
Retailer 3$194 USD
Retailer 5$207 USD
Retailer 17$207 USD
Retailer 7$280 USD
Retailer 13$353 USD
Retailer 15$357 USD
Retailer 11$363 USD
Retailer 4$440 USD
Retailer 14$505 USD
Retailer 16$512 USD
Retailer 12$520 USD
Retailer 2$661 USD
Retailer 6$691 USD
Retailer 8$694 USD
Retailer 9$721 USD
MOH London$974 USD

42 data points across 17 retailers

18 retailers$166 USD to $721 USD

A
Cheapest Retailer
-
$166 USD
A
Retailer 2
-
$194 USD
View
A
Retailer 3
-
$207 USD
View
Retailer 4
-
$207 USD
View
Price last confirmed 11 days ago
A
Retailer 5
-
$243 USD
View
B+
Retailer 6
-
$280 USD
View
A
Retailer 7
-
$353 USD
View
A
Retailer 8
-
$357 USD
View
A
Retailer 9
-
$363 USD
View
B+
Retailer 10
-
$440 USD
View
B+
Retailer 11
-
$505 USD
View
B+
Retailer 12
-
$512 USD
View
B+
Retailer 13
-
$520 USD
View
B+
Retailer 14
-
$661 USD
View
B+
Retailer 15
-
$691 USD
View
B
Retailer 16
-
$694 USD
View
B
Retailer 17
-
$721 USD
View
Most Expensive
MOH London
LG838608331 · Oct 29
$974 USD
£767 GBP
View
Price last confirmed 7 days ago
17 more retailers have this diamond
Prices start from $166 USDSave up to $555 USD

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
$166 USD