CaratHunter
Plans
Oval|Lab Grown|IGI

1.50ct H SI1 Oval Lab Grown Diamond

ID • H/SI1 • IGI LG440012247

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG440012247

Diamond specifications and retailer prices

From $1,678 NZD
As of November 6, 2026
Save $6,856 NZD (80%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $8,534 NZD at MOH London · As of November 5, 2026
View at MOH London

About this 1.5ct lab-grown oval diamond

This 1.5ct lab-grown oval sits in the one-and-a-half to two carat band, graded H colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG440012247 or 440012247. Listed at 12 retailers as of November 5, 2026, with prices from $1,678 to $8,534, a $6,856 spread on the same certified stone. MOH London lists it at $8,534. 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

1.50
Carat
H
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle35.1°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG440012247
Dimensions8.68 × 6.52 × 4.11 mm
L/W Ratio1.33
Girdle conditionFaceted
Culet sizePointed
Cert comments
undefined
Top View
8.68 mm6.52 mm1.50 ctH / SI1
OriginLab Grown
CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG440012247
Side View
Table 57.5%Crown 35.1°Girdle: STK-THKPavilion 41°Culet: NoneDepth 63.0%

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 6
Current: $8,534 NZD|Low: $1,678 NZD|High: $8,671 NZD|Avg: $4,231 NZD|-1.3%
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 6, 2026
Retailer 9$1,678 NZD
Retailer 8$2,583 NZD
Retailer 13$2,810 NZD
Retailer 14$2,892 NZD
Retailer 10$2,996 NZD
Retailer 15$2,996 NZD
Retailer 4$3,301 NZD
Retailer 7$3,312 NZD
Retailer 5$4,077 NZD
Retailer 2$4,199 NZD
Retailer 11$4,724 NZD
Retailer 3$5,437 NZD
Retailer 12$5,616 NZD
MOH London$8,534 NZD
Retailer 6$8,576 NZD

39 data points across 15 retailers

12 retailers$1,678 NZD to $8,534 NZD

A
Cheapest Retailer
-
$1,678 NZD
B+
Retailer 2
-
$2,583 NZD
View
B+
Retailer 3
-
$2,810 NZD
View
B+
Retailer 4
-
$2,892 NZD
View
Final sale: no returns
Retailer 5
-
$2,996 NZD
View
Price last confirmed 25 days ago
B+
Retailer 6
-
$2,996 NZD
View
B
Retailer 7
-
$3,301 NZD
View
B
Retailer 8
-
$4,199 NZD
View
B
Retailer 9
-
$4,724 NZD
View
B
Retailer 10
-
$5,437 NZD
View
B
Retailer 11
-
$5,616 NZD
View
Most Expensive
B
MOH London
LG440012247 · Nov 5
$8,534 NZD
£3,725 GBP
View
11 more retailers have this diamond
Prices start from $1,678 NZDSave up to $6,856 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 Oval
$1,678 NZD