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Oval|Lab Grown|IGI

1.20ct D SI1 Oval Lab Grown Diamond

EX • D/SI1 • IGI LG772610749

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG772610749

Diamond specifications and retailer prices

From $249 AUD
As of November 5, 2026
Save $1,195 AUD (83%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $1,444 AUD at MOH London · As of November 2, 2026
View at MOH London

About this 1.2ct lab-grown oval diamond

This 1.2ct lab-grown oval sits in the classic one-carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG772610749 or 772610749. Listed at 17 retailers as of November 2, 2026, with prices from $249 to $1,444, a $1,195 spread on the same certified stone. MOH London lists it at $1,444. 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

1.20
Carat
D
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle36.7°
Pavilion angle39°
OriginLab Grown
Grading LabIGI
CertificateIGI LG772610749
Dimensions8.35 × 3.62 × 3.62 mm
L/W Ratio2.31
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.35 mm3.62 mm1.20 ctD / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG772610749
Side View
Table 64.0%Crown 36.7°Girdle: MED-THKPavilion 39°Culet: NoneDepth 60.3%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 5
Current: $1,444 AUD|Low: $237 AUD|High: $1,674 AUD|Avg: $741 AUD|+0.1%
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
Retailer 15
Retailer 16
November 6, 2026
Retailer 4$249 AUD
Retailer 16$277 AUD
Retailer 14$290 AUD
Retailer 12$309 AUD
Retailer 6$310 AUD
Retailer 2$543 AUD
Retailer 3$552 AUD
Retailer 7$630 AUD
Retailer 15$780 AUD
Retailer 11$790 AUD
Retailer 10$881 AUD
Retailer 13$993 AUD
Retailer 8$1,014 AUD
Retailer 9$1,033 AUD
Retailer 5$1,071 AUD
MOH London$1,444 AUD

34 data points across 16 retailers

17 retailers$249 AUD to $1,444 AUD

A
Cheapest Retailer
-
$249 AUD
A
Retailer 2
-
$277 AUD
View
Final sale: no returns
A
Retailer 3
-
$290 AUD
View
Retailer 4
-
$295 AUD
View
Price last confirmed 48 days ago
A
Retailer 5
-
$309 AUD
View
Retailer 6
-
$310 AUD
View
Price last confirmed 12 days ago
A
Retailer 7
-
$543 AUD
View
A
Retailer 8
-
$552 AUD
View
A
Retailer 9
-
$630 AUD
View
B+
Retailer 10
-
$780 AUD
View
B+
Retailer 11
-
$790 AUD
View
B+
Retailer 12
-
$881 AUD
View
B
Retailer 13
-
$993 AUD
View
B
Retailer 14
-
$1,014 AUD
View
B+
Retailer 15
-
$1,033 AUD
View
B+
Retailer 16
-
$1,071 AUD
View
Most Expensive
B
MOH London
LG772610749 · Nov 2
$1,444 AUD
£781 GBP
View
16 more retailers have this diamond
Prices start from $249 AUDSave up to $1,195 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
1.20ct Oval
$249 AUD