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Round|Lab Grown|IGI

1.12ct G SI1 Round Lab Grown Diamond

ID • G/SI1 • IGI LG677564731

Shape and cutting style on the report: Round brilliant

Certificate IGI LG677564731

Diamond specifications and retailer prices

From $221 AUD
As of November 5, 2026
Save $1,279 AUD (85%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $1,500 AUD at Reve Diamonds · As of November 6, 2026
View at Reve Diamonds

About this 1.12ct lab-grown round diamond

This 1.12ct lab-grown round sits in the classic one-carat band, graded G colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG677564731 or 677564731. Listed at 15 retailers as of November 5, 2026, with prices from $221 to $1,500, a $1,279 spread on the same certified stone. Reve Diamonds lists it at $1,500. 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

1.12
Carat
G
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.6°
Pavilion angle41.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG677564731
Dimensions6.65 × 6.63 × 4.12 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.65 mm6.63 mm1.12 ctG / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG677564731
Side View
Table 58.0%Crown 34.6°Girdle: MediumPavilion 41.2°Culet: NoneDepth 62.1%

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: $471 AUD|Low: $221 AUD|High: $1,500 AUD|Avg: $587 AUD|-4.1%
Retailer 1
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
Reve Diamonds
November 6, 2026
Retailer 4$221 AUD
Retailer 2$249 AUD
Retailer 3$257 AUD
Retailer 14$274 AUD
Retailer 6$296 AUD
Retailer 1$471 AUD
Retailer 11$501 AUD
Retailer 7$514 AUD
Retailer 12$514 AUD
Retailer 10$736 AUD
Retailer 13$883 AUD
Retailer 9$933 AUD
Retailer 5$961 AUD
Retailer 8$1,284 AUD
Reve Diamonds$1,500 AUD

42 data points across 15 retailers

15 retailers$221 AUD to $1,500 AUD

A
Cheapest Retailer
-
$221 AUD
A
Retailer 2
-
$249 AUD
View
Final sale: no returns
A
Retailer 3
-
$257 AUD
View
A
Retailer 4
-
$274 AUD
View
Retailer 5
-
$296 AUD
View
Price last confirmed 12 days ago
A
Retailer 6
-
$471 AUD
View
A
Retailer 7
-
$501 AUD
View
A
Retailer 8
-
$514 AUD
View
B+
Retailer 9
-
$514 AUD
View
B
Retailer 10
-
$736 AUD
View
B
Retailer 11
-
$883 AUD
View
B
Retailer 12
-
$933 AUD
View
B
Retailer 13
-
$961 AUD
View
B
Retailer 14
-
$1,284 AUD
View
Most Expensive
B
Reve Diamonds
EA4B74DDF · Nov 6
$1,500 AUD
$1,050 USD
View
14 more retailers have this diamond
Prices start from $221 AUDSave up to $1,279 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
1.12ct Round
$221 AUD