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Round|Lab Grown|IGI

1.55ct I VVS1 Round Lab Grown Diamond

ID • I/VVS1 • IGI LG549283011

Shape and cutting style on the report: Round brilliant

Certificate IGI LG549283011

Diamond specifications and retailer prices

From $453 USD
As of October 30, 2026
Save $610 USD (57%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: $1,063 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 I colour (near-colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG549283011 or 549283011. Listed at 4 retailers as of October 29, 2026, with prices from $453 to $1,063, a $610 spread on the same certified stone. MOH London lists it at $1,063. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.55
Carat
I
Color
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG549283011
Dimensions7.46 × 7.51 × 4.53 mm
L/W Ratio1.01
Girdle conditionFaceted
Cert comments
HEARTS & ARROWS This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment.
Top View
7.46 mm7.51 mm1.55 ctI / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG549283011
Side View
Table 58.5%Crown 34°Girdle: MediumPavilion 40.8°Culet: NoneDepth 60.6%

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: $1,063 USD|Low: $355 USD|High: $1,880 USD|Avg: $1,212 USD|-0.6%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
October 29, 2026
Retailer 3$453 USD
Retailer 4$499 USD
Retailer 2$902 USD
MOH London$1,063 USD
Retailer 7$1,710 USD
Retailer 5$1,880 USD
Retailer 6$1,880 USD

12 data points across 7 retailers

4 retailers$453 USD to $1,063 USD

B+
Cheapest Retailer
-
$453 USD
A
Retailer 2
-
$499 USD
View
B
Retailer 3
-
$902 USD
View
Most Expensive
B
MOH London
LG549283011 · Oct 29
$1,063 USD
£837 GBP
View
3 more retailers have this diamond
Prices start from $453 USDSave up to $610 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
$453 USD