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Oval|Lab Grown|IGI

1.56ct I SI1 Oval Lab Grown Diamond

ID • I/SI1 • IGI LG436046144

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG436046144

Diamond specifications and retailer prices

From $1,224 AUD
$860 USD
As of October 31, 2026
Save $5,921 AUD (83%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $7,145 AUD 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 SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG436046144 or 436046144. Listed at 12 retailers as of October 31, 2026, with prices from $1,224 to $7,145, a $5,921 spread on the same certified stone. MOH London lists it at $7,145. 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
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle41.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG436046144
Dimensions8.95 × 6.65 × 4.16 mm
L/W Ratio1.35
Girdle conditionFaceted
Culet sizePointed
Cert comments
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Top View
8.95 mm6.65 mm1.56 ctI / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG436046144
Side View
Table 60.0%Crown 36°Girdle: MED-STKPavilion 41.4°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: $7,145 AUD|Low: $1,224 AUD|High: $7,239 AUD|Avg: $3,267 AUD|-1.1%
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
November 1, 2026
Retailer 7$1,224 AUD
Retailer 8$1,918 AUD
Retailer 12$2,086 AUD
Retailer 13$2,147 AUD
Retailer 9$2,224 AUD
Retailer 14$2,224 AUD
Retailer 3$2,470 AUD
Retailer 5$3,054 AUD
Retailer 2$3,175 AUD
Retailer 10$3,513 AUD
Retailer 4$4,144 AUD
Retailer 11$4,168 AUD
Retailer 6$6,366 AUD
MOH London$7,145 AUD

38 data points across 14 retailers

12 retailers$1,224 AUD to $7,145 AUD

A
Cheapest Retailer
-
$1,224 AUD
$860 USD
A
Retailer 2
-
$1,918 AUD
$1,347 USD
View
B+
Retailer 3
-
$2,086 AUD
$1,465 USD
View
B+
Retailer 4
-
$2,147 AUD
$1,508 USD
View
Final sale: no returns
Retailer 5
-
$2,224 AUD
$1,562 USD
View
Price last confirmed 20 days ago
B+
Retailer 6
-
$2,224 AUD
$1,562 USD
View
B+
Retailer 7
-
$2,470 AUD
$1,735 USD
View
B+
Retailer 8
-
$3,175 AUD
£1,756 GBP
View
B
Retailer 9
-
$3,513 AUD
$2,468 USD
View
B
Retailer 10
-
$4,144 AUD
$2,911 USD
View
B
Retailer 11
-
$4,168 AUD
$2,928 USD
View
Most Expensive
B
MOH London
LG436046144 · Nov 1
$7,145 AUD
£3,952 GBP
View
11 more retailers have this diamond
Prices start from $1,224 AUDSave up to $5,921 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
$1,224 AUD