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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 $1,167 AUD
$820 USD
As of October 29, 2026
Save $5,010 AUD (81%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $6,178 AUD at MOH London · As of October 29, 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 29, 2026, with prices from $1,167 to $6,178, a $5,010 spread on the same certified stone. MOH London lists it at $6,178. 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 29
Current: $6,178 AUD|Low: $1,167 AUD|High: $6,227 AUD|Avg: $3,064 AUD|+0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
October 29, 2026
Retailer 3$1,167 AUD
Retailer 2$1,649 AUD
Retailer 6$1,845 AUD
Retailer 4$1,912 AUD
Retailer 8$2,723 AUD
Retailer 5$3,039 AUD
Retailer 7$3,768 AUD
Retailer 9$4,282 AUD
MOH London$6,178 AUD

14 data points across 9 retailers

10 retailers$1,167 AUD to $6,178 AUD

A
Cheapest Retailer
-
$1,167 AUD
$820 USD
B+
Retailer 2
-
$1,649 AUD
$1,158 USD
View
B+
Retailer 3
-
$1,794 AUD
$1,260 USD
View
B+
Retailer 4
-
$1,845 AUD
$1,296 USD
View
Final sale: no returns
Retailer 5
-
$1,912 AUD
$1,343 USD
View
Price last confirmed 18 days ago
B+
Retailer 6
-
$1,912 AUD
$1,343 USD
View
B
Retailer 7
-
$3,039 AUD
$2,135 USD
View
B
Retailer 8
-
$3,585 AUD
$2,518 USD
View
B
Retailer 9
-
$3,768 AUD
$2,647 USD
View
Most Expensive
B
MOH London
LG436073687 · Oct 29
$6,178 AUD
£3,417 GBP
View
9 more retailers have this diamond
Prices start from $1,167 AUDSave up to $5,010 AUD

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
$1,167 AUD