Round|Lab Grown|IGI

1.55ct H VVS1 Round Lab Grown Diamond

ID • H/VVS1 • IGI LG761557680

Shape and cutting style on the report: Round brilliant

Certificate IGI LG761557680

Diamond specifications and retailer prices

From $427 USD
£336 GBP
As of October 30, 2026
Save $689 USD (62%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $1,116 USD at MOH London · As of October 26, 2026
View at MOH London

About this 1.55ct lab-grown round diamond

This 1.55ct lab-grown round sits in the one-and-a-half to two carat band, graded H colour (near-colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG761557680 or 761557680. Listed at 10 retailers as of October 26, 2026, with prices from $427 to $1,116, a $689 spread on the same certified stone. MOH London lists it at $1,116. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.55
Carat
H
Color
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.2°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG761557680
Dimensions7.40 × 7.46 × 4.56 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
7.40 mm7.46 mm1.55 ctH / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG761557680
Side View
Table 58.0%Crown 34.2°Girdle: MediumPavilion 41°Culet: NoneDepth 61.5%

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: Oct 30
Current: $1,116 USD|Low: $426 USD|High: $1,116 USD|Avg: $701 USD
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 30, 2026
Retailer 2$427 USD
Retailer 7$437 USD
Retailer 6$450 USD
Retailer 3$478 USD
Retailer 8$585 USD
Retailer 4$649 USD
Retailer 5$813 USD
Retailer 9$894 USD
Retailer 10$1,066 USD
MOH London$1,116 USD

7 data points across 10 retailers

10 retailers$427 USD to $1,116 USD

A
Cheapest Retailer
-
$427 USD
£336 GBP
B+
Retailer 2
-
$437 USD
View
A
Retailer 3
-
$450 USD
View
A
Retailer 4
-
$478 USD
ZAR 7,719 ZAR
View
A
Retailer 5
-
$585 USD
View
B+
Retailer 6
-
$649 USD
A$999 AUD
View
B+
Retailer 7
-
$813 USD
View
B+
Retailer 8
-
$894 USD
View
B
Retailer 9
-
$1,066 USD
View
Most Expensive
B
MOH London
LG761557680 · Oct 26
$1,116 USD
£879 GBP
View
9 more retailers have this diamond
Prices start from $427 USDSave up to $689 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
1.55ct Round
$427 USD