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Round|Lab Grown|IGI

1.42ct G IF Round Lab Grown Diamond

ID • G/IF • IGI LG799669485

Shape and cutting style on the report: Round brilliant

Certificate IGI LG799669485

Diamond specifications and retailer prices

From $506 NZD
As of November 1, 2026
Save $2,830 NZD (85%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $3,335 NZD at Brilliant Earth · As of November 3, 2026
View at Brilliant Earth

About this 1.42ct lab-grown round diamond

This 1.42ct lab-grown round sits in the one-and-a-quarter to one-and-a-half carat band, graded G colour (near-colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG799669485 or 799669485. Listed at 18 retailers as of November 1, 2026, with prices from $506 to $3,335, a $2,830 spread on the same certified stone. Brilliant Earth lists it at $3,335. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.42
Carat
G
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG799669485
Dimensions7.19 × 7.16 × 4.46 mm
L/W Ratio1.00
Girdle conditionFaceted
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II Faint Blue
Top View
7.19 mm7.16 mm1.42 ctG / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG799669485
Side View
Table 57.0%Crown 36°Girdle: MED-STKPavilion 40.7°Culet: NoneDepth 62.1%

Caratlytics Score

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

Price History

Last verified: Nov 1
Current: $3,335 NZD|Low: $506 NZD|High: $4,275 NZD|Avg: $1,566 NZD|-22.0%
Brilliant Earth
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
Retailer 17
November 3, 2026
Retailer 17$506 NZD
Retailer 3$566 NZD
Retailer 7$628 NZD
Retailer 2$1,017 NZD
Retailer 6$1,032 NZD
Retailer 15$1,038 NZD
Retailer 13$1,080 NZD
Retailer 4$1,084 NZD
Retailer 12$1,105 NZD
Retailer 14$1,526 NZD
Retailer 11$1,675 NZD
Retailer 5$1,990 NZD
Retailer 8$2,104 NZD
Retailer 9$2,187 NZD
Retailer 10$2,514 NZD
Retailer 16$2,971 NZD
Brilliant Earth$3,335 NZD

35 data points across 17 retailers

18 retailers$506 NZD to $3,335 NZD

A
Cheapest Retailer
-
$506 NZD
A
Retailer 2
-
$566 NZD
View
Final sale: no returns
Retailer 3
-
$610 NZD
View
Price last confirmed 51 days ago
Retailer 4
-
$628 NZD
View
Price last confirmed 11 days ago
A
Retailer 5
-
$1,017 NZD
View
A
Retailer 6
-
$1,032 NZD
View
A
Retailer 7
-
$1,038 NZD
View
A
Retailer 8
-
$1,080 NZD
View
A
Retailer 9
-
$1,084 NZD
View
A
Retailer 10
-
$1,105 NZD
View
Retailer 11
-
$1,526 NZD
View
Price last confirmed 8 days ago
B+
Retailer 12
-
$1,675 NZD
View
B
Retailer 13
-
$1,990 NZD
View
B
Retailer 14
-
$2,104 NZD
View
B
Retailer 15
-
$2,232 NZD
View
B
Retailer 16
-
$2,514 NZD
View
B
Retailer 17
-
$2,971 NZD
View
Most Expensive
B
Brilliant Earth
20577388A · Nov 3
$3,335 NZD
$1,880 USD
View
17 more retailers have this diamond
Prices start from $506 NZDSave up to $2,830 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.

A
1.42ct Round
$506 NZD