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Round|Lab Grown|IGI

1.50ct I VS1 Round Lab Grown Diamond

EX • I/VS1 • IGI LG555273791

Shape and cutting style on the report: Round brilliant

Certificate IGI LG555273791

Diamond specifications and retailer prices

From $632 NZD
As of November 3, 2026
Save $2,423 NZD (79%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $3,055 NZD at MOH London · As of November 5, 2026
View at MOH London

About this 1.5ct lab-grown round diamond

This 1.5ct lab-grown round sits in the one-and-a-half to two carat band, graded I colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG555273791 or 555273791. Listed at 16 retailers as of November 3, 2026, with prices from $632 to $3,055, a $2,423 spread on the same certified stone. MOH London lists it at $3,055. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.50
Carat
I
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.4°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG555273791
Dimensions7.33 × 7.27 × 4.49 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
7.33 mm7.27 mm1.50 ctI / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG555273791
Side View
Table 60.0%Crown 35.4°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 61.4%

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: Nov 3
Current: $3,055 NZD|Low: $632 NZD|High: $3,100 NZD|Avg: $1,397 NZD|-0.2%
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
November 5, 2026
Retailer 12$632 NZD
Retailer 15$708 NZD
Retailer 3$784 NZD
Retailer 13$784 NZD
Retailer 5$862 NZD
Retailer 9$1,056 NZD
Retailer 4$1,221 NZD
Retailer 14$1,235 NZD
Retailer 7$1,249 NZD
Retailer 11$1,256 NZD
Retailer 2$1,350 NZD
Retailer 8$1,490 NZD
Retailer 10$2,299 NZD
Retailer 6$2,592 NZD
MOH London$3,055 NZD

27 data points across 15 retailers

16 retailers$632 NZD to $3,055 NZD

A
Cheapest Retailer
-
$632 NZD
A
Retailer 2
-
$708 NZD
View
Final sale: no returns
A
Retailer 3
-
$733 NZD
View
Retailer 4
-
$784 NZD
View
Price last confirmed 11 days ago
A
Retailer 5
-
$784 NZD
View
A
Retailer 6
-
$862 NZD
View
A
Retailer 7
-
$1,056 NZD
View
B+
Retailer 8
-
$1,221 NZD
View
B+
Retailer 9
-
$1,235 NZD
View
B+
Retailer 10
-
$1,256 NZD
View
B+
Retailer 11
-
$1,350 NZD
View
B+
Retailer 12
-
$1,490 NZD
View
B
Retailer 13
-
$2,299 NZD
View
B
Retailer 14
-
$2,519 NZD
View
B
Retailer 15
-
$2,592 NZD
View
Most Expensive
B
MOH London
LG555273791 · Nov 5
$3,055 NZD
£1,356 GBP
View
15 more retailers have this diamond
Prices start from $632 NZDSave up to $2,423 NZD

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
1.50ct Round
$632 NZD