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Round|Lab Grown|IGI

1.28ct G VVS2 Round Lab Grown Diamond

ID • G/VVS2 • IGI LG788620394

Shape and cutting style on the report: Round brilliant

Certificate IGI LG788620394

Diamond specifications and retailer prices

From $183 USD
As of November 1, 2026
Save $876 USD (83%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $1,059 USD at MOH London · As of November 1, 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 LG788620394 or 788620394. Listed at 18 retailers as of November 1, 2026, with prices from $183 to $1,059, a $876 spread on the same certified stone. MOH London lists it at $1,059. 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
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.2°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG788620394
Dimensions7.05 × 7.03 × 4.29 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.05 mm7.03 mm1.28 ctG / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG788620394
Side View
Table 55.0%Crown 33.2°Girdle: MediumPavilion 40.7°Culet: NoneDepth 61.0%

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: $1,059 USD|Low: $183 USD|High: $1,072 USD|Avg: $505 USD|-0.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 1, 2026
Retailer 10$183 USD
Retailer 12$226 USD
Retailer 2$391 USD
Retailer 3$399 USD
Retailer 5$405 USD
Retailer 6$419 USD
Retailer 4$476 USD
Retailer 7$550 USD
Retailer 8$553 USD
Retailer 9$573 USD
Retailer 11$730 USD
MOH London$1,059 USD

45 data points across 12 retailers

18 retailers$183 USD to $1,059 USD

A
Cheapest Retailer
-
$183 USD
A
Retailer 2
-
$212 USD
View
A
Retailer 3
-
$226 USD
View
Retailer 4
-
$226 USD
View
Price last confirmed 7 days ago
A
Retailer 5
-
$391 USD
ZAR 6,315 ZAR
View
A
Retailer 6
-
$399 USD
View
A
Retailer 7
-
$405 USD
£319 GBP
View
A
Retailer 8
-
$419 USD
€399 EUR
View
A
Retailer 9
-
$446 USD
View
B+
Retailer 10
-
$476 USD
View
B+
Retailer 11
-
$550 USD
View
B+
Retailer 12
-
$553 USD
A$850 AUD
View
B+
Retailer 13
-
$573 USD
View
B
Retailer 14
-
$728 USD
View
Retailer 15
-
$730 USD
View
Price last confirmed 21 days ago
B
Retailer 16
-
$782 USD
View
B
Retailer 17
-
$819 USD
View
Most Expensive
B
MOH London
LG788620394 · Nov 1
$1,059 USD
£834 GBP
View
17 more retailers have this diamond
Prices start from $183 USDSave up to $876 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
$183 USD