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Round|Lab Grown|IGI

1.55ct H VS2 Round Lab Grown Diamond

ID • H/VS2 • IGI LG770630900

Shape and cutting style on the report: Round brilliant

Certificate IGI LG770630900

Diamond specifications and retailer prices

From $206 USD
As of November 1, 2026
Save $828 USD (80%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $1,034 USD at MOH London · As of October 29, 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 VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG770630900 or 770630900. Listed at 18 retailers as of October 29, 2026, with prices from $206 to $1,034, a $828 spread on the same certified stone. MOH London lists it at $1,034. 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
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.1°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG770630900
Dimensions7.44 × 7.41 × 4.58 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
7.44 mm7.41 mm1.55 ctH / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG770630900
Side View
Table 57.0%Crown 35.1°Girdle: MediumPavilion 40.8°Culet: NoneDepth 61.7%

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: $1,034 USD|Low: $202 USD|High: $1,370 USD|Avg: $590 USD|-2.7%
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
October 31, 2026
Retailer 5$206 USD
Retailer 14$230 USD
Retailer 12$239 USD
Retailer 2$255 USD
Retailer 7$257 USD
Retailer 15$442 USD
Retailer 10$489 USD
Retailer 11$588 USD
Retailer 9$669 USD
Retailer 6$670 USD
Retailer 8$821 USD
Retailer 3$831 USD
Retailer 13$840 USD
Retailer 4$874 USD
MOH London$1,034 USD

30 data points across 15 retailers

18 retailers$206 USD to $1,034 USD

A
Cheapest Retailer
-
$206 USD
Retailer 2
-
$209 USD
View
Price last confirmed 43 days ago
A
Retailer 3
-
$230 USD
View
Final sale: no returns
A
Retailer 4
-
$239 USD
View
Retailer 5
-
$255 USD
View
Price last confirmed 43 days ago
A
Retailer 6
-
$255 USD
View
Retailer 7
-
$257 USD
View
Price last confirmed 7 days ago
B+
Retailer 8
-
$442 USD
View
A
Retailer 9
-
$489 USD
View
A
Retailer 10
-
$588 USD
View
B+
Retailer 11
-
$669 USD
View
B+
Retailer 12
-
$670 USD
View
B+
Retailer 13
-
$821 USD
View
Retailer 14
-
$830 USD
View
Price last confirmed 41 days ago
B+
Retailer 15
-
$831 USD
SGD 1,123 SGD
View
B+
Retailer 16
-
$840 USD
View
B+
Retailer 17
-
$874 USD
View
Most Expensive
B+
MOH London
LG770630900 · Oct 29
$1,034 USD
£814 GBP
View
17 more retailers have this diamond
Prices start from $206 USDSave up to $828 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
$206 USD