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Oval|Lab Grown|IGI

1.72ct I SI2 Oval Lab Grown Diamond

ID • I/SI2 • IGI LG440012235

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG440012235

Diamond specifications and retailer prices

From $1,686 NZD
$950 USD
As of October 31, 2026
Save $6,785 NZD (80%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $8,470 NZD at MOH London · As of October 29, 2026
View at MOH London

About this 1.72ct lab-grown oval diamond

This 1.72ct lab-grown oval sits in the one-and-a-half to two carat band, graded I colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG440012235 or 440012235. Listed at 10 retailers as of October 29, 2026, with prices from $1,686 to $8,470, a $6,785 spread on the same certified stone. MOH London lists it at $8,470. 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

1.72
Carat
I
Colour
SI2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle34.7°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG440012235
Dimensions9.49 × 6.74 × 4.22 mm
L/W Ratio1.41
Girdle conditionFaceted
Culet sizePointed
Cert comments
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Top View
9.49 mm6.74 mm1.72 ctI / SI2
OriginLab Grown
CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG440012235
Side View
Table 57.0%Crown 34.7°Girdle: STK-VTKPavilion 41.1°Culet: NoneDepth 62.6%

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: Oct 31
Current: $8,470 NZD|Low: $1,686 NZD|High: $8,538 NZD|Avg: $3,932 NZD|+0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 29, 2026
Retailer 4$1,686 NZD
Retailer 2$2,260 NZD
Retailer 8$2,459 NZD
Retailer 9$2,532 NZD
Retailer 5$2,622 NZD
Retailer 11$3,639 NZD
Retailer 6$4,150 NZD
Retailer 10$4,888 NZD
Retailer 7$4,915 NZD
Retailer 3$5,870 NZD
MOH London$8,470 NZD

15 data points across 11 retailers

10 retailers$1,686 NZD to $8,470 NZD

A
Cheapest Retailer
-
$1,686 NZD
$950 USD
B+
Retailer 2
-
$2,260 NZD
$1,274 USD
View
B+
Retailer 3
-
$2,459 NZD
$1,386 USD
View
B+
Retailer 4
-
$2,532 NZD
$1,427 USD
View
Final sale: no returns
Retailer 5
-
$2,622 NZD
$1,478 USD
View
Price last confirmed 19 days ago
B+
Retailer 6
-
$2,622 NZD
$1,478 USD
View
B
Retailer 7
-
$4,150 NZD
$2,339 USD
View
B
Retailer 8
-
$4,888 NZD
$2,755 USD
View
B
Retailer 9
-
$4,915 NZD
$2,770 USD
View
Most Expensive
B
MOH London
LG440012235 · Oct 29
$8,470 NZD
£3,759 GBP
View
9 more retailers have this diamond
Prices start from $1,686 NZDSave up to $6,785 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
1.72ct Oval
$1,686 NZD