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Round|Lab Grown|IGI

1.55ct G VS1 Round Lab Grown Diamond

ID • G/VS1 • IGI LG781631464

Shape and cutting style on the report: Round brilliant

Certificate IGI LG781631464

Diamond specifications and retailer prices

From $199 USD
As of November 1, 2026
Save $954 USD (83%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: $1,153 USD at MOH London · As of November 1, 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 G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG781631464 or 781631464. Listed at 22 retailers as of November 1, 2026, with prices from $199 to $1,153, a $954 spread on the same certified stone. MOH London lists it at $1,153. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.55
Carat
G
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.7°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG781631464
Dimensions7.49 × 7.42 × 4.59 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
7.49 mm7.42 mm1.55 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG781631464
Side View
Table 58.0%Crown 35.7°Girdle: MediumPavilion 41.1°Culet: NoneDepth 61.7%

Caratlytics Score

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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: $1,153 USD|Low: $199 USD|High: $1,194 USD|Avg: $572 USD|-3.4%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
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Retailer 18
November 2, 2026
Retailer 7$199 USD
Retailer 3$223 USD
Retailer 18$231 USD
Retailer 15$247 USD
Retailer 8$248 USD
Retailer 13$426 USD
Retailer 4$428 USD
Retailer 12$450 USD
Retailer 9$474 USD
Retailer 11$575 USD
Retailer 17$580 USD
Retailer 2$644 USD
Retailer 16$793 USD
Retailer 5$802 USD
Retailer 6$846 USD
Retailer 10$970 USD
Retailer 14$1,004 USD
MOH London$1,153 USD

30 data points across 18 retailers

22 retailers$199 USD to $1,153 USD

A
Cheapest Retailer
-
$199 USD
Retailer 2
-
$199 USD
View
Price last confirmed 45 days ago
A
Retailer 3
-
$223 USD
View
Final sale: no returns
A
Retailer 4
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$231 USD
View
Retailer 5
-
$243 USD
View
Price last confirmed 44 days ago
A
Retailer 6
-
$247 USD
View
Retailer 7
-
$248 USD
View
Price last confirmed 8 days ago
A
Retailer 8
-
$426 USD
ZAR 6,877 ZAR
View
B+
Retailer 9
-
$428 USD
View
A
Retailer 10
-
$450 USD
£355 GBP
View
A
Retailer 11
-
$474 USD
View
A
Retailer 12
-
$575 USD
A$884 AUD
View
A
Retailer 13
-
$580 USD
View
B+
Retailer 14
-
$644 USD
View
Retailer 15
-
$793 USD
View
Price last confirmed 42 days ago
B+
Retailer 16
-
$793 USD
View
Retailer 17
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$795 USD
View
Price last confirmed 29 days ago
B+
Retailer 18
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$802 USD
SGD 1,084 SGD
View
B+
Retailer 19
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$846 USD
View
B
Retailer 20
-
$970 USD
View
B
Retailer 21
-
$1,004 USD
View
Most Expensive
B
MOH London
LG781631464 · Nov 1
$1,153 USD
£908 GBP
View
21 more retailers have this diamond
Prices start from $199 USDSave up to $954 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
$199 USD