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Radiant|Lab Grown|IGI

1.20ct D VS1 Radiant Lab Grown Diamond

EX • D/VS1 • IGI LG847687396

Shape and cutting style on the report: Cut cornered rectangular modified brilliant

Certificate IGI LG847687396

Diamond specifications and retailer prices

From $365 NZD
As of November 4, 2026
Save $1,788 NZD (83%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $3,728 NZD at Queensmith · As of October 27, 2026
View at Queensmith

About this 1.2ct lab-grown radiant diamond

This 1.2ct lab-grown radiant sits in the classic one-carat band, graded D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG847687396 or 847687396. Listed at 19 retailers as of November 4, 2026, with a 490% 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
D
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.9°
Pavilion angle33.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG847687396
Dimensions7.74 × 5.33 × 3.42 mm
L/W Ratio1.45
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
7.74 mm5.33 mm1.20 ctD / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG847687396
Side View
Table 65.0%Crown 38.9°Girdle: MED-STKPavilion 33.4°Culet: NoneDepth 64.2%

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 4
Current: $3,728 NZD|Low: $365 NZD|High: $3,728 NZD|Avg: $1,168 NZD
Queensmith
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
Retailer 19
November 5, 2026
Retailer 6$365 NZD
Retailer 7$409 NZD
Retailer 4$452 NZD
Retailer 10$452 NZD
Retailer 2$599 NZD
Retailer 11$608 NZD
Retailer 18$736 NZD
Retailer 15$781 NZD
Retailer 5$822 NZD
Retailer 12$825 NZD
Retailer 13$1,096 NZD
Retailer 3$1,106 NZD
Retailer 14$1,179 NZD
Retailer 19$1,272 NZD
Retailer 9$1,549 NZD
Retailer 17$1,743 NZD
Retailer 16$2,115 NZD
Retailer 8$2,152 NZD
Queensmith$3,728 NZD

19 data points across 19 retailers

19 retailers$365 NZD to $2,152 NZD

A
Cheapest Retailer
-
$365 NZD
A
Retailer 2
-
$409 NZD
View
Final sale: no returns
Retailer 3
-
$452 NZD
View
Price last confirmed 12 days ago
A
Retailer 4
-
$452 NZD
View
A
Retailer 5
-
$599 NZD
View
B+
Retailer 6
-
$608 NZD
View
A
Retailer 7
-
$736 NZD
View
A
Retailer 8
-
$781 NZD
View
A
Retailer 9
-
$822 NZD
View
A
Retailer 10
-
$825 NZD
View
B+
Retailer 11
-
$1,096 NZD
View
Retailer 12
-
$1,106 NZD
View
Price last confirmed 10 days ago
B+
Retailer 13
-
$1,179 NZD
View
Retailer 14
-
$1,272 NZD
View
Price last confirmed 9 days ago
B
Retailer 15
-
$1,549 NZD
View
B
Retailer 16
-
$1,743 NZD
View
B
Retailer 17
-
$2,115 NZD
View
B
Retailer 18
-
$2,152 NZD
View
Most Expensive
Queensmith
LG847687396 · Oct 27
$3,728 NZD
£1,650 GBP
View
Price last confirmed 9 days ago
18 more retailers have this diamond
Prices start from $365 NZDSave up to $1,788 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 Radiant
$365 NZD