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Round|Lab Grown|IGI

1.54ct G SI2 Round Lab Grown Diamond

ID • G/SI2 • IGI LG365930043

Shape and cutting style on the report: Round brilliant

Certificate IGI LG365930043

Diamond specifications and retailer prices

From $1,987 NZD
$1,120 USD
As of October 26, 2026
11 retailers carry this diamond
Most expensive: $3,155 NZD at MOH London · As of October 18, 2026
View at MOH London

About this 1.54ct lab-grown round diamond

This 1.54ct lab-grown round sits in the one-and-a-half to two carat band, graded G colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG365930043 or 365930043. Listed at 11 retailers as of October 26, 2026. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.54
Carat
G
Colour
SI2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishVery Good
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle41.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG365930043
Dimensions7.37 × 7.40 × 4.61 mm
L/W Ratio1.00
Girdle conditionFaceted
Cert comments
This Chemical Vapor Deposition (CVD) laboratory grown diamond is classified as Type IIa
Top View
7.37 mm7.40 mm1.54 ctG / SI2
OriginLab Grown
CutIdeal
PolishVery Good
SymmetryExcellent
FluorescenceNone
CertificateIGI LG365930043
Side View
Table 58.0%Crown 35.5°Girdle: MediumPavilion 41.3°Culet: NoneDepth 62.4%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Oct 26
Current: $3,155 NZD|Low: $727 NZD|High: $3,155 NZD|Avg: $1,676 NZD
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 22, 2026
Retailer 5$727 NZD
Retailer 9$807 NZD
Retailer 2$1,162 NZD
Retailer 8$1,262 NZD
Retailer 3$1,393 NZD
Retailer 10$1,448 NZD
Retailer 6$2,134 NZD
Retailer 7$2,207 NZD
Retailer 4$2,582 NZD
MOH London$3,155 NZD

6 data points across 10 retailers

11 retailers

Retailer 1
-
$727 NZD
$410 USD
Price last confirmed 10 days ago
Retailer 2
-
$807 NZD
$455 USD
View
Price last confirmed 10 days ago
Retailer 3
-
$1,162 NZD
£516 GBP
View
Price last confirmed 9 days ago
Retailer 4
-
$1,262 NZD
$711 USD
View
Price last confirmed 10 days ago
Retailer 5
-
$1,393 NZD
£618 GBP
View
Price last confirmed 9 days ago
Retailer 6
-
$1,448 NZD
$816 USD
View
Price last confirmed 10 days ago
B
Retailer 7
-
$1,987 NZD
$1,120 USD
View
Retailer 8
-
$2,134 NZD
$1,203 USD
View
Price last confirmed 8 days ago
Retailer 9
-
$2,207 NZD
$1,244 USD
View
Price last confirmed 8 days ago
Retailer 10
-
$2,582 NZD
$1,455 USD
View
Price last confirmed 10 days ago
Most Expensive
MOH London
LG365930043 · Oct 18
$3,155 NZD
£1,400 GBP
View
Price last confirmed 13 days ago
10 more retailers have this diamond
Prices start from $1,987 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.

B
1.54ct Round
$1,987 NZD