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Round|Lab Grown|IGI

1.28ct G VS1 Round Lab Grown Diamond

ID • G/VS1 • IGI LG781610012

Shape and cutting style on the report: Round brilliant

Certificate IGI LG781610012

Diamond specifications and retailer prices

From €160 EUR
$179 USD
As of November 1, 2026
Save €772 EUR (83%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: €932 EUR 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 VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG781610012 or 781610012. Listed at 19 retailers as of October 29, 2026, with prices from €160 to €932, a €772 spread on the same certified stone. MOH London lists it at €932. 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
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.6°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG781610012
Dimensions6.99 × 6.95 × 4.34 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
6.99 mm6.95 mm1.28 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG781610012
Side View
Table 54.0%Crown 34.6°Girdle: MediumPavilion 40.8°Culet: NoneDepth 62.3%

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: €932 EUR|Low: €160 EUR|High: €939 EUR|Avg: €451 EUR|+0.4%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 2, 2026
Retailer 11€160 EUR
Retailer 12€199 EUR
Retailer 8€342 EUR
Retailer 3€352 EUR
Retailer 6€353 EUR
Retailer 5€369 EUR
Retailer 4€422 EUR
Retailer 10€474 EUR
Retailer 9€484 EUR
Retailer 2€507 EUR
Retailer 7€636 EUR
MOH London€932 EUR

45 data points across 12 retailers

19 retailers€160 EUR to €932 EUR

A
Cheapest Retailer
-
€160 EUR
$179 USD
A
Retailer 2
-
€185 EUR
$207 USD
View
A
Retailer 3
-
€199 EUR
$222 USD
View
Retailer 4
-
€199 EUR
$222 USD
View
Price last confirmed 8 days ago
A
Retailer 5
-
€342 EUR
ZAR 6,181 ZAR
View
A
Retailer 6
-
€352 EUR
$393 USD
View
A
Retailer 7
-
€353 EUR
£311 GBP
View
A
Retailer 8
-
€369 EUR
View
A
Retailer 9
-
€386 EUR
$431 USD
View
B+
Retailer 10
-
€422 EUR
$472 USD
View
B+
Retailer 11
-
€474 EUR
$530 USD
View
B+
Retailer 12
-
€484 EUR
A$832 AUD
View
B+
Retailer 13
-
€507 EUR
$566 USD
View
Retailer 14
-
€610 EUR
$681 USD
View
Price last confirmed 47 days ago
B+
Retailer 15
-
€636 EUR
$710 USD
View
B
Retailer 16
-
€638 EUR
$713 USD
View
B
Retailer 17
-
€686 EUR
$767 USD
View
B
Retailer 18
-
€714 EUR
$798 USD
View
Most Expensive
B
MOH London
LG781610012 · Oct 29
€932 EUR
£820 GBP
View
18 more retailers have this diamond
Prices start from €160 EURSave up to €772 EUR

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
€160 EUR