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Round|Lab Grown|IGI

1.20ct I VS1 Round Lab Grown Diamond

ID • I/VS1 • IGI LG492112714

Shape and cutting style on the report: Round brilliant

Certificate IGI LG492112714

Diamond specifications and retailer prices

From $984 AUD
As of November 4, 2026
Save $1,882 AUD (66%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $4,826 AUD at Cape Diamonds · As of November 3, 2026
View at Cape Diamonds

About this 1.2ct lab-grown round diamond

This 1.2ct lab-grown round sits in the classic one-carat band, graded I colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG492112714 or 492112714. Listed at 13 retailers as of November 4, 2026, with a 191% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.20
Carat
I
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG492112714
Dimensions6.92 × 6.87 × 4.09 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
6.92 mm6.87 mm1.20 ctI / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG492112714
Side View
Table 59.0%Crown 33°Girdle: MED-STKPavilion 40.2°Culet: NoneDepth 59.4%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 4
Current: $4,826 AUD|Low: $984 AUD|High: $7,579 AUD|Avg: $3,765 AUD|+2.5%
Cape Diamonds
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 3, 2026
Retailer 8$984 AUD
Retailer 10$2,261 AUD
Retailer 14$2,532 AUD
Retailer 11$2,623 AUD
Retailer 13$2,623 AUD
Retailer 5$2,740 AUD
Retailer 3$2,865 AUD
Retailer 4$3,508 AUD
Retailer 12$4,127 AUD
Retailer 2$4,388 AUD
Retailer 9$4,639 AUD
Cape Diamonds$4,826 AUD
Retailer 6$5,869 AUD
Retailer 7$7,491 AUD

27 data points across 14 retailers

13 retailers$984 AUD to $2,865 AUD

B+
Cheapest Retailer
-
$984 AUD
B
Retailer 2
-
$2,261 AUD
View
B
Retailer 3
-
$2,460 AUD
View
B
Retailer 4
-
$2,532 AUD
View
Final sale: no returns
Retailer 5
-
$2,623 AUD
View
Price last confirmed 24 days ago
B
Retailer 6
-
$2,623 AUD
View
B
Retailer 7
-
$2,865 AUD
View
Retailer 8
-
$4,127 AUD
View
Price under review
Retailer 9
-
$4,388 AUD
View
Price under review
Retailer 10
-
$4,639 AUD
View
Price under review
Most Expensive
Cape Diamonds
cert_492112714 · Nov 3
$4,826 AUD
ZAR 54,692 ZAR
View
Price under review
10 more retailers have this diamond
Prices start from $984 AUDSave up to $1,882 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+
1.20ct Round
$984 AUD