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Radiant|Lab Grown|IGI

1.05ct F VS1 Radiant Lab Grown Diamond

EX • F/VS1 • IGI LG639412406

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

Certificate IGI LG639412406

Diamond specifications and retailer prices

From $290 NZD
As of November 2, 2026
Save $1,578 NZD (84%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: $1,915 NZD at Reve Diamonds · As of October 11, 2026
View at Reve Diamonds

About this 1.05ct lab-grown radiant diamond

This 1.05ct lab-grown radiant 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 LG639412406 or 639412406. Listed at 22 retailers as of October 30, 2026, with a 544% 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

1.05
Carat
F
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.4°
Pavilion angle34.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG639412406
Dimensions7.43 × 4.97 × 3.36 mm
L/W Ratio1.49
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.43 mm4.97 mm1.05 ctF / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG639412406
Side View
Table 65.0%Crown 34.4°Girdle: MediumPavilion 34.6°Culet: NoneDepth 67.6%

Caratlytics Score

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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 2
Current: $637 NZD|Low: $290 NZD|High: $1,915 NZD|Avg: $839 NZD|+8.5%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
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Retailer 9
Retailer 10
Retailer 11
Retailer 12
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Retailer 20
Reve Diamonds
November 3, 2026
Retailer 15$290 NZD
Retailer 4$326 NZD
Retailer 10$327 NZD
Retailer 13$345 NZD
Retailer 3$361 NZD
Retailer 14$430 NZD
Retailer 6$603 NZD
Retailer 17$621 NZD
Retailer 1$637 NZD
Retailer 8$651 NZD
Retailer 19$653 NZD
Retailer 11$685 NZD
Retailer 16$879 NZD
Retailer 2$925 NZD
Retailer 5$927 NZD
Retailer 18$1,158 NZD
Retailer 20$1,224 NZD
Retailer 7$1,254 NZD
Retailer 12$1,685 NZD
Retailer 9$1,868 NZD
Reve Diamonds$1,915 NZD

37 data points across 21 retailers

22 retailers$290 NZD to $1,868 NZD

A
Cheapest Retailer
-
$290 NZD
A
Retailer 2
-
$326 NZD
View
Final sale: no returns
Retailer 3
-
$327 NZD
View
Price last confirmed 40 days ago
Retailer 4
-
$345 NZD
View
Price last confirmed 40 days ago
Retailer 5
-
$361 NZD
View
Price last confirmed 20 days ago
A
Retailer 6
-
$430 NZD
View
A
Retailer 7
-
$603 NZD
View
A
Retailer 8
-
$621 NZD
View
A
Retailer 9
-
$637 NZD
View
A
Retailer 10
-
$651 NZD
View
A
Retailer 11
-
$653 NZD
View
Retailer 12
-
$685 NZD
View
Price last confirmed 28 days ago
B+
Retailer 13
-
$879 NZD
View
B+
Retailer 14
-
$925 NZD
View
B+
Retailer 15
-
$927 NZD
View
B+
Retailer 16
-
$1,128 NZD
View
B+
Retailer 17
-
$1,158 NZD
View
B
Retailer 18
-
$1,224 NZD
View
B
Retailer 19
-
$1,254 NZD
View
B
Retailer 20
-
$1,685 NZD
View
B
Retailer 21
-
$1,868 NZD
View
Most Expensive
Reve Diamonds
9524CC0E9 · Oct 11
$1,915 NZD
$1,077 USD
View
Price last confirmed 25 days ago
21 more retailers have this diamond
Prices start from $290 NZDSave up to $1,578 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
1.05ct Radiant
$290 NZD