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Round|Lab Grown|IGI

1.50ct G IF Round Lab Grown Diamond

ID • G/IF • IGI LG735528247

Shape and cutting style on the report: Round brilliant

Certificate IGI LG735528247

Diamond specifications and retailer prices

From $491 NZD
As of November 3, 2026
Save $3,057 NZD (86%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $3,548 NZD at Brilliant Earth · As of November 3, 2026
View at Brilliant Earth

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 G colour (near-colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG735528247 or 735528247. Listed at 20 retailers as of November 3, 2026, with prices from $491 to $3,548, a $3,057 spread on the same certified stone. Brilliant Earth lists it at $3,548. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.50
Carat
G
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.2°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG735528247
Dimensions7.34 × 7.29 × 4.52 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II Faint Blue
Top View
7.34 mm7.29 mm1.50 ctG / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG735528247
Side View
Table 58.0%Crown 35.2°Girdle: MED-STKPavilion 41°Culet: NoneDepth 61.7%

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: Nov 3
Current: $3,548 NZD|Low: $472 NZD|High: $4,062 NZD|Avg: $1,526 NZD|-12.7%
Brilliant Earth
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
November 5, 2026
Retailer 4$491 NZD
Retailer 6$610 NZD
Retailer 14$648 NZD
Retailer 3$820 NZD
Retailer 13$887 NZD
Retailer 10$965 NZD
Retailer 11$1,052 NZD
Retailer 2$1,061 NZD
Retailer 9$1,430 NZD
Retailer 12$1,465 NZD
Retailer 5$2,347 NZD
Retailer 7$2,439 NZD
Retailer 8$3,016 NZD
Brilliant Earth$3,548 NZD

42 data points across 14 retailers

20 retailers$491 NZD to $3,548 NZD

A
Cheapest Retailer
-
$491 NZD
A
Retailer 2
-
$571 NZD
View
A
Retailer 3
-
$610 NZD
View
Retailer 4
-
$610 NZD
View
Price last confirmed 11 days ago
A
Retailer 5
-
$820 NZD
View
A
Retailer 6
-
$887 NZD
View
A
Retailer 7
-
$965 NZD
View
A
Retailer 8
-
$1,052 NZD
View
A
Retailer 9
-
$1,061 NZD
View
A
Retailer 10
-
$1,206 NZD
View
A
Retailer 11
-
$1,430 NZD
View
B+
Retailer 12
-
$1,465 NZD
View
B+
Retailer 13
-
$1,490 NZD
View
B+
Retailer 14
-
$1,958 NZD
View
B+
Retailer 15
-
$1,962 NZD
View
B+
Retailer 16
-
$2,051 NZD
View
B
Retailer 17
-
$2,347 NZD
View
B+
Retailer 18
-
$2,439 NZD
View
B
Retailer 19
-
$3,016 NZD
View
Most Expensive
B
Brilliant Earth
18205455A · Nov 3
$3,548 NZD
$2,000 USD
View
19 more retailers have this diamond
Prices start from $491 NZDSave up to $3,057 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
$491 NZD