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Oval|Lab Grown|IGI

1.53ct I SI1 Oval Lab Grown Diamond

ID • I/SI1 • IGI LG451057763

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG451057763

Diamond specifications and retailer prices

From $1,210 AUD
$850 USD
As of October 31, 2026
Save $5,799 AUD (83%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $7,010 AUD at MOH London · As of November 1, 2026
View at MOH London

About this 1.53ct lab-grown oval diamond

This 1.53ct 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 LG451057763 or 451057763. Listed at 11 retailers as of October 31, 2026, with prices from $1,210 to $7,010, a $5,799 spread on the same certified stone. MOH London lists it at $7,010. 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

1.53
Carat
I
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG451057763
Dimensions9.37 × 6.44 × 4.00 mm
L/W Ratio1.45
Girdle conditionFaceted
Culet sizePointed
Top View
9.37 mm6.44 mm1.53 ctI / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG451057763
Side View
Table 58.5%Crown 36°Girdle: MED-STKPavilion 41.1°Culet: NoneDepth 62.1%

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: $7,010 AUD|Low: $1,210 AUD|High: $7,094 AUD|Avg: $3,055 AUD
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 1, 2026
Retailer 5$1,210 AUD
Retailer 6$1,881 AUD
Retailer 10$2,046 AUD
Retailer 7$2,182 AUD
Retailer 11$2,182 AUD
Retailer 12$2,427 AUD
Retailer 4$3,001 AUD
Retailer 2$3,115 AUD
Retailer 8$3,451 AUD
Retailer 3$4,067 AUD
Retailer 9$4,090 AUD
MOH London$7,010 AUD

36 data points across 12 retailers

11 retailers$1,210 AUD to $7,010 AUD

A
Cheapest Retailer
-
$1,210 AUD
$850 USD
A
Retailer 2
-
$1,881 AUD
$1,321 USD
View
B+
Retailer 3
-
$2,046 AUD
$1,437 USD
View
Retailer 4
-
$2,182 AUD
$1,533 USD
View
Price last confirmed 20 days ago
B+
Retailer 5
-
$2,182 AUD
$1,533 USD
View
B+
Retailer 6
-
$2,427 AUD
$1,705 USD
View
B+
Retailer 7
-
$3,115 AUD
£1,723 GBP
View
B
Retailer 8
-
$3,451 AUD
$2,424 USD
View
B
Retailer 9
-
$4,067 AUD
$2,857 USD
View
B
Retailer 10
-
$4,090 AUD
$2,873 USD
View
Most Expensive
B
MOH London
LG451057763 · Nov 1
$7,010 AUD
£3,877 GBP
View
10 more retailers have this diamond
Prices start from $1,210 AUDSave up to $5,799 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
1.53ct Oval
$1,210 AUD