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Oval|Lab Grown|IGI

1.56ct I SI2 Oval Lab Grown Diamond

ID • I/SI2 • IGI LG436073687

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG436073687

Diamond specifications and retailer prices

From $1,455 NZD
$820 USD
As of October 31, 2026
Save $6,204 NZD (81%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $7,659 NZD at MOH London · As of November 1, 2026
View at MOH London

About this 1.56ct lab-grown oval diamond

This 1.56ct 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 LG436073687 or 436073687. Listed at 10 retailers as of October 31, 2026, with prices from $1,455 to $7,659, a $6,204 spread on the same certified stone. MOH London lists it at $7,659. 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

1.56
Carat
I
Colour
SI2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle33.8°
Pavilion angle41.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG436073687
Dimensions9.21 × 6.47 × 4.08 mm
L/W Ratio1.42
Girdle conditionFaceted
Culet sizePointed
Cert comments
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Top View
9.21 mm6.47 mm1.56 ctI / SI2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG436073687
Side View
Table 57.0%Crown 33.8°GirdlePavilion 41.2°Culet: NoneDepth 63.1%

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: $7,659 NZD|Low: $1,455 NZD|High: $7,761 NZD|Avg: $3,808 NZD
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 1, 2026
Retailer 3$1,455 NZD
Retailer 2$2,055 NZD
Retailer 6$2,299 NZD
Retailer 4$2,383 NZD
Retailer 8$3,394 NZD
Retailer 5$3,788 NZD
Retailer 7$4,697 NZD
Retailer 9$5,336 NZD
MOH London$7,659 NZD

15 data points across 9 retailers

10 retailers$1,455 NZD to $7,659 NZD

A
Cheapest Retailer
-
$1,455 NZD
$820 USD
B+
Retailer 2
-
$2,055 NZD
$1,158 USD
View
B+
Retailer 3
-
$2,236 NZD
$1,260 USD
View
B+
Retailer 4
-
$2,299 NZD
$1,296 USD
View
Final sale: no returns
Retailer 5
-
$2,383 NZD
$1,343 USD
View
Price last confirmed 19 days ago
B+
Retailer 6
-
$2,383 NZD
$1,343 USD
View
B
Retailer 7
-
$3,788 NZD
$2,135 USD
View
B
Retailer 8
-
$4,468 NZD
$2,518 USD
View
B
Retailer 9
-
$4,697 NZD
$2,647 USD
View
Most Expensive
B
MOH London
LG436073687 · Nov 1
$7,659 NZD
£3,399 GBP
View
9 more retailers have this diamond
Prices start from $1,455 NZDSave up to $6,204 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
1.56ct Oval
$1,455 NZD