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Round|Lab Grown|IGI

1.20ct F VS1 Round Lab Grown Diamond

ID • F/VS1 • IGI LG784618581

Shape and cutting style on the report: Round brilliant

Certificate IGI LG784618581

Diamond specifications and retailer prices

From $305 NZD
$171 USD
As of October 29, 2026
Save $1,471 NZD (83%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: $1,776 NZD at MOH London · As of October 29, 2026
View at MOH London

About this 1.2ct lab-grown round diamond

This 1.2ct lab-grown round sits in the classic one-carat band, graded F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG784618581 or 784618581. Listed at 22 retailers as of October 29, 2026, with prices from $305 to $1,776, a $1,471 spread on the same certified stone. MOH London lists it at $1,776. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.20
Carat
F
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.2°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG784618581
Dimensions6.90 × 6.87 × 4.13 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
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
Top View
6.90 mm6.87 mm1.20 ctF / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG784618581
Side View
Table 59.0%Crown 33.2°Girdle: MediumPavilion 40.8°Culet: NoneDepth 60.0%

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: Oct 29
Current: $1,776 NZD|Low: $305 NZD|High: $1,790 NZD|Avg: $876 NZD|+0.3%
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
Retailer 17
Retailer 18
October 29, 2026
Retailer 3$305 NZD
Retailer 6$355 NZD
Retailer 5$378 NZD
Retailer 15$649 NZD
Retailer 11$655 NZD
Retailer 12$656 NZD
Retailer 2$671 NZD
Retailer 8$675 NZD
Retailer 4$866 NZD
Retailer 14$891 NZD
Retailer 17$922 NZD
Retailer 7$955 NZD
Retailer 18$974 NZD
Retailer 16$1,134 NZD
Retailer 13$1,176 NZD
Retailer 9$1,243 NZD
Retailer 10$1,313 NZD
MOH London$1,776 NZD

34 data points across 18 retailers

22 retailers$305 NZD to $1,776 NZD

A
Cheapest Retailer
-
$305 NZD
$171 USD
A
Retailer 2
-
$355 NZD
$199 USD
View
A
Retailer 3
-
$378 NZD
$212 USD
View
A
Retailer 4
-
$378 NZD
$212 USD
View
A
Retailer 5
-
$649 NZD
ZAR 5,886 ZAR
View
A
Retailer 6
-
$655 NZD
€350 EUR
View
A
Retailer 7
-
$656 NZD
£290 GBP
View
A
Retailer 8
-
$671 NZD
£297 GBP
View
A
Retailer 9
-
$675 NZD
$379 USD
View
A
Retailer 10
-
$684 NZD
$384 USD
View
B+
Retailer 11
-
$866 NZD
A$748 AUD
View
B+
Retailer 12
-
$891 NZD
$500 USD
View
B+
Retailer 13
-
$922 NZD
A$796 AUD
View
B+
Retailer 14
-
$955 NZD
$536 USD
View
B+
Retailer 15
-
$974 NZD
$547 USD
View
B+
Retailer 16
-
$1,134 NZD
A$979 AUD
View
B+
Retailer 17
-
$1,176 NZD
$660 USD
View
B
Retailer 18
-
$1,215 NZD
$682 USD
View
B
Retailer 19
-
$1,243 NZD
SGD 943 SGD
View
B
Retailer 20
-
$1,247 NZD
$700 USD
View
B
Retailer 21
-
$1,313 NZD
$737 USD
View
Most Expensive
B
MOH London
LG784618581 · Oct 29
$1,776 NZD
£785 GBP
View
21 more retailers have this diamond
Prices start from $305 NZDSave up to $1,471 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
1.20ct Round
$305 NZD