Round|Lab Grown|IGI

1.28ct H VVS2 Round Lab Grown Diamond

ID • H/VVS2 • IGI LG818686556

Shape and cutting style on the report: Round brilliant

Certificate IGI LG818686556

Diamond specifications and retailer prices

From $221 USD
As of November 1, 2026
Save $884 USD (80%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $1,105 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 H colour (near-colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG818686556 or 818686556. Listed at 19 retailers as of October 29, 2026, with prices from $221 to $1,105, a $884 spread on the same certified stone. MOH London lists it at $1,105. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.28
Carat
H
Color
VVS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.8°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG818686556
Dimensions7.02 × 6.97 × 4.26 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
7.02 mm6.97 mm1.28 ctH / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG818686556
Side View
Table 59.0%Crown 33.8°Girdle: MED-STKPavilion 41°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: $1,105 USD|Low: $221 USD|High: $1,113 USD|Avg: $660 USD|+0.5%
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
November 1, 2026
Retailer 12$221 USD
Retailer 14$274 USD
Retailer 3$468 USD
Retailer 6$470 USD
Retailer 8$471 USD
Retailer 2$489 USD
Retailer 7$498 USD
Retailer 10$510 USD
Retailer 9$671 USD
Retailer 11$714 USD
Retailer 5$935 USD
Retailer 4$1,003 USD
Retailer 13$1,010 USD
MOH London$1,105 USD

35 data points across 14 retailers

19 retailers$221 USD to $1,105 USD

A
Cheapest Retailer
-
$221 USD
A
Retailer 2
-
$257 USD
View
Retailer 3
-
$274 USD
View
Price last confirmed 7 days ago
A
Retailer 4
-
$274 USD
View
A
Retailer 5
-
$468 USD
View
A
Retailer 6
-
$470 USD
View
A
Retailer 7
-
$471 USD
ZAR 7,614 ZAR
View
A
Retailer 8
-
$489 USD
£385 GBP
View
B+
Retailer 9
-
$498 USD
€474 EUR
View
B+
Retailer 10
-
$510 USD
View
Retailer 11
-
$515 USD
View
Price last confirmed 11 days ago
Retailer 12
-
$635 USD
View
Price last confirmed 11 days ago
B+
Retailer 13
-
$671 USD
A$1,032 AUD
View
B+
Retailer 14
-
$714 USD
View
B
Retailer 15
-
$882 USD
View
B
Retailer 16
-
$935 USD
View
B
Retailer 17
-
$1,010 USD
View
B
Retailer 18
-
$1,023 USD
View
Most Expensive
B
MOH London
LG818686556 · Oct 29
$1,105 USD
£870 GBP
View
18 more retailers have this diamond
Prices start from $221 USDSave up to $884 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
$221 USD