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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 $1,224 NZD
As of November 4, 2026
Save $2,342 NZD (66%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $6,006 NZD 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: $6,006 NZD|Low: $1,224 NZD|High: $9,432 NZD|Avg: $4,685 NZD|+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$1,224 NZD
Retailer 10$2,814 NZD
Retailer 14$3,151 NZD
Retailer 11$3,264 NZD
Retailer 13$3,264 NZD
Retailer 5$3,410 NZD
Retailer 3$3,566 NZD
Retailer 4$4,366 NZD
Retailer 12$5,136 NZD
Retailer 2$5,460 NZD
Retailer 9$5,773 NZD
Cape Diamonds$6,006 NZD
Retailer 6$7,304 NZD
Retailer 7$9,322 NZD

27 data points across 14 retailers

13 retailers$1,224 NZD to $3,566 NZD

B+
Cheapest Retailer
-
$1,224 NZD
B
Retailer 2
-
$2,814 NZD
View
B
Retailer 3
-
$3,062 NZD
View
B
Retailer 4
-
$3,151 NZD
View
Final sale: no returns
Retailer 5
-
$3,264 NZD
View
Price last confirmed 24 days ago
B
Retailer 6
-
$3,264 NZD
View
B
Retailer 7
-
$3,566 NZD
View
Retailer 8
-
$5,136 NZD
View
Price under review
Retailer 9
-
$5,460 NZD
View
Price under review
Retailer 10
-
$5,773 NZD
View
Price under review
Most Expensive
Cape Diamonds
cert_492112714 · Nov 3
$6,006 NZD
ZAR 54,692 ZAR
View
Price under review
10 more retailers have this diamond
Prices start from $1,224 NZDSave up to $2,342 NZD

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
$1,224 NZD