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Round|Lab Grown|IGI

1.28ct G VVS2 Round Lab Grown Diamond

EX • G/VVS2 • IGI LG838634029

Shape and cutting style on the report: Round brilliant

Certificate IGI LG838634029

Diamond specifications and retailer prices

From $166 USD
As of November 5, 2026
Save $803 USD (83%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $969 USD at MOH London · As of November 2, 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 LG838634029 or 838634029. Listed at 21 retailers as of November 2, 2026, with prices from $166 to $969, a $803 spread on the same certified stone. MOH London lists it at $969. 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 angle35.9°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG838634029
Dimensions6.90 × 6.86 × 4.28 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
6.90 mm6.86 mm1.28 ctG / VVS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG838634029
Side View
Table 58.0%Crown 35.9°Girdle: MED-STKPavilion 40.3°Culet: NoneDepth 62.2%

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: $969 USD|Low: $163 USD|High: $994 USD|Avg: $457 USD|-2.4%
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
Retailer 15
Retailer 16
November 5, 2026
Retailer 9$166 USD
Retailer 4$207 USD
Retailer 16$207 USD
Retailer 6$280 USD
Retailer 12$353 USD
Retailer 14$357 USD
Retailer 10$363 USD
Retailer 3$440 USD
Retailer 13$505 USD
Retailer 15$512 USD
Retailer 11$520 USD
Retailer 2$661 USD
Retailer 5$691 USD
Retailer 7$694 USD
Retailer 8$721 USD
MOH London$969 USD

42 data points across 16 retailers

21 retailers$166 USD to $969 USD

A
Cheapest Retailer
-
$166 USD
Retailer 2
-
$169 USD
View
Price last confirmed 43 days ago
Retailer 3
-
$197 USD
View
Price last confirmed 44 days ago
Retailer 4
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$207 USD
View
Price last confirmed 11 days ago
Retailer 5
-
$207 USD
View
Price last confirmed 44 days ago
A
Retailer 6
-
$207 USD
View
A
Retailer 7
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$243 USD
View
B+
Retailer 8
-
$280 USD
View
A
Retailer 9
-
$353 USD
View
A
Retailer 10
-
$357 USD
View
A
Retailer 11
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$363 USD
View
A
Retailer 12
-
$440 USD
View
B+
Retailer 13
-
$505 USD
View
B+
Retailer 14
-
$512 USD
View
B+
Retailer 15
-
$520 USD
View
B+
Retailer 16
-
$661 USD
View
Retailer 17
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$675 USD
View
Price last confirmed 45 days ago
B+
Retailer 18
-
$691 USD
View
B+
Retailer 19
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$694 USD
View
B
Retailer 20
-
$721 USD
View
Most Expensive
B
MOH London
LG838634029 · Nov 2
$969 USD
£763 GBP
View
20 more retailers have this diamond
Prices start from $166 USDSave up to $803 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