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Oval|Lab Grown|IGI

1.53ct K SI2 Oval Lab Grown Diamond

GD • K/SI2 • IGI LG451057554

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG451057554

Diamond specifications and retailer prices

From $2,528 AUD
As of November 5, 2026
Save $5,823 AUD (70%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $8,351 AUD at MOH London · As of November 5, 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 K colour (faint-tinted) and SI2 clarity (slightly-included), with a standard cut grade and certified by IGI LG451057554 or 451057554. Listed at 8 retailers as of November 5, 2026, with prices from $2,528 to $8,351, a $5,823 spread on the same certified stone. MOH London lists it at $8,351. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.53
Carat
K
Colour
SI2
Clarity
Good
Cut

Specifications

CutGood
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.2°
Pavilion angle41.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG451057554
Dimensions8.97 × 6.61 × 4.14 mm
L/W Ratio1.36
Girdle conditionFaceted
Culet sizePointed
Cert comments
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Top View
8.97 mm6.61 mm1.53 ctK / SI2
OriginLab Grown
CutGood
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG451057554
Side View
Table 57.5%Crown 35.2°Girdle: MED-STKPavilion 41.4°Culet: NoneDepth 62.6%

Caratlytics Score

How it works →
B
Good
Decent quality, room for better deals
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 5
Current: $8,351 AUD|Low: $2,426 AUD|High: $8,486 AUD|Avg: $4,506 AUD|-0.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 5, 2026
Retailer 3$2,528 AUD
Retailer 7$2,751 AUD
Retailer 9$2,777 AUD
Retailer 4$2,933 AUD
Retailer 8$3,903 AUD
Retailer 5$4,602 AUD
Retailer 2$5,056 AUD
Retailer 6$5,496 AUD
Retailer 10$6,562 AUD
MOH London$8,351 AUD

15 data points across 10 retailers

8 retailers$2,528 AUD to $8,351 AUD

B
Cheapest Retailer
-
$2,528 AUD
B
Retailer 2
-
$2,751 AUD
View
B
Retailer 3
-
$2,933 AUD
View
Retailer 4
-
$2,933 AUD
View
Price last confirmed 25 days ago
C
Retailer 5
-
$4,602 AUD
View
C
Retailer 6
-
$5,056 AUD
View
C
Retailer 7
-
$5,496 AUD
View
Most Expensive
C
MOH London
LG451057554 · Nov 5
$8,351 AUD
£4,518 GBP
View
7 more retailers have this diamond
Prices start from $2,528 AUDSave up to $5,823 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.

B
1.53ct Oval
$2,528 AUD