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Round|Lab Grown|IGI

1.52ct D SI1 Round Lab Grown Diamond

ID • D/SI1 • IGI LG517203620

Shape and cutting style on the report: Round brilliant

Certificate IGI LG517203620

Diamond specifications and retailer prices

From $377 NZD
As of November 5, 2026
Save $1,217 NZD (76%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $1,880 NZD at MOH London · As of October 29, 2026
View at MOH London

About this 1.52ct lab-grown round diamond

This 1.52ct lab-grown round sits in the one-and-a-half to two carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG517203620 or 517203620. Listed at 18 retailers as of November 5, 2026, with a 323% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

1.52
Carat
D
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG517203620
Dimensions7.36 × 7.33 × 4.58 mm
L/W Ratio1.00
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
Top View
7.36 mm7.33 mm1.52 ctD / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG517203620
Side View
Table 56.5%Crown 35°Girdle: MED-STKPavilion 41°Culet: NoneDepth 62.4%

Caratlytics Score

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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 5
Current: $1,880 NZD|Low: $361 NZD|High: $1,893 NZD|Avg: $876 NZD|-0.7%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 6, 2026
Retailer 8$377 NZD
Retailer 9$466 NZD
Retailer 10$466 NZD
Retailer 2$722 NZD
Retailer 4$786 NZD
Retailer 7$802 NZD
Retailer 3$852 NZD
Retailer 6$1,500 NZD
Retailer 5$1,505 NZD
MOH London$1,880 NZD

42 data points across 10 retailers

18 retailers$377 NZD to $1,594 NZD

Retailer 1
-
$361 NZD
Price last confirmed 36 days ago
A
Retailer 2
-
$377 NZD
View
A
Retailer 3
-
$422 NZD
View
Final sale: no returns
Retailer 4
-
$436 NZD
View
Price last confirmed 35 days ago
A
Retailer 5
-
$466 NZD
View
Retailer 6
-
$466 NZD
View
Price last confirmed 35 days ago
Retailer 7
-
$466 NZD
View
Price last confirmed 12 days ago
A
Retailer 8
-
$722 NZD
View
Retailer 9
-
$786 NZD
View
Price last confirmed 8 days ago
A
Retailer 10
-
$795 NZD
View
B+
Retailer 11
-
$802 NZD
View
A
Retailer 12
-
$852 NZD
View
B+
Retailer 13
-
$921 NZD
View
Retailer 14
-
$1,500 NZD
View
Price last confirmed 37 days ago
B+
Retailer 15
-
$1,500 NZD
View
B+
Retailer 16
-
$1,505 NZD
View
B
Retailer 17
-
$1,594 NZD
View
Most Expensive
MOH London
LG517203620 · Oct 29
$1,880 NZD
£832 GBP
View
Price last confirmed 8 days ago
17 more retailers have this diamond
Prices start from $377 NZDSave up to $1,217 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
1.52ct Round
$377 NZD