Round|Lab Grown|IGI

1.55ct I VS2 Round Lab Grown Diamond

ID • I/VS2 • IGI LG728521385

Shape and cutting style on the report: Round brilliant

Certificate IGI LG728521385

Diamond specifications and retailer prices

From $582 USD
As of October 30, 2026
Save $838 USD (59%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $1,420 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 I colour (near-colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG728521385 or 728521385. Listed at 7 retailers as of October 26, 2026, with prices from $582 to $1,420, a $838 spread on the same certified stone. MOH London lists it at $1,420. 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
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.7°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG728521385
Dimensions7.44 × 7.42 × 4.63 mm
L/W Ratio1.00
Culet sizePointed
Top View
7.44 mm7.42 mm1.55 ctI / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG728521385
Side View
Table 53.0%Crown 33.7°Girdle: MediumPavilion 40.7°Culet: NoneDepth 62.3%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: $1,420 USD|Low: $448 USD|High: $1,435 USD|Avg: $776 USD|+0.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
October 25, 2026
Retailer 7$448 USD
Retailer 8$540 USD
Retailer 3$582 USD
Retailer 4$616 USD
Retailer 2$635 USD
Retailer 5$777 USD
Retailer 6$1,187 USD
MOH London$1,420 USD

11 data points across 8 retailers

7 retailers$582 USD to $1,420 USD

Retailer 1
-
$448 USD
HK$3,500 HKD
Price last confirmed 57 days ago
A
Retailer 2
-
$582 USD
View
A
Retailer 3
-
$616 USD
View
A
Retailer 4
-
$635 USD
View
B+
Retailer 5
-
$777 USD
View
Retailer 6
-
$1,187 USD
View
Price last confirmed 13 days ago
Most Expensive
B
MOH London
LG728521385 · Oct 26
$1,420 USD
£1,118 GBP
View
6 more retailers have this diamond
Prices start from $582 USDSave up to $838 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
$582 USD