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Radiant|Lab Grown|IGI

1.57ct F VVS2 Radiant Lab Grown Diamond

EX • F/VVS2 • IGI LG631461421

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

Certificate IGI LG631461421

Diamond specifications and retailer prices

From $412 NZD
$232 USD
As of November 2, 2026
Save $3,551 NZD (90%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $3,963 NZD at Do Amore Diamonds · As of November 2, 2026
View at Do Amore Diamonds

About this 1.57ct lab-grown radiant diamond

This 1.57ct lab-grown radiant sits in the one-and-a-half to two carat band, graded F colour (colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG631461421 or 631461421. Listed at 18 retailers as of November 2, 2026, with prices from $412 to $3,963, a $3,551 spread on the same certified stone. Do Amore Diamonds lists it at $3,963. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.57
Carat
F
Colour
VVS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle30.6°
Pavilion angle35.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG631461421
Dimensions8.19 × 5.80 × 3.87 mm
L/W Ratio1.41
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
8.19 mm5.80 mm1.57 ctF / VVS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG631461421
Side View
Table 63.0%Crown 30.6°Girdle: MediumPavilion 35.1°Culet: NoneDepth 66.7%

Caratlytics Score

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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: Nov 2
Current: $1,319 NZD|Low: $396 NZD|High: $2,287 NZD|Avg: $1,240 NZD|+0.8%
Retailer 1
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
November 3, 2026
Retailer 13$412 NZD
Retailer 4$478 NZD
Retailer 5$510 NZD
Retailer 14$510 NZD
Retailer 9$628 NZD
Retailer 3$864 NZD
Retailer 8$1,076 NZD
Retailer 6$1,097 NZD
Retailer 1$1,319 NZD
Retailer 12$1,648 NZD
Retailer 2$1,813 NZD
Retailer 11$1,875 NZD
Retailer 15$2,078 NZD
Retailer 7$2,194 NZD
Retailer 10$2,259 NZD

44 data points across 15 retailers

18 retailers$412 NZD to $3,963 NZD

A
Cheapest Retailer
-
$412 NZD
$232 USD
A
Retailer 2
-
$478 NZD
$269 USD
View
Retailer 3
-
$510 NZD
$287 USD
View
Price last confirmed 9 days ago
A
Retailer 4
-
$510 NZD
$287 USD
View
A
Retailer 5
-
$628 NZD
£278 GBP
View
A
Retailer 6
-
$771 NZD
$434 USD
View
A
Retailer 7
-
$864 NZD
$486 USD
View
A
Retailer 8
-
$1,076 NZD
£477 GBP
View
B+
Retailer 9
-
$1,097 NZD
$617 USD
View
B+
Retailer 10
-
$1,319 NZD
A$1,142 AUD
View
B+
Retailer 11
-
$1,648 NZD
$927 USD
View
B
Retailer 12
-
$1,813 NZD
$1,020 USD
View
Retailer 13
-
$1,875 NZD
$1,055 USD
View
Price last confirmed 15 days ago
B
Retailer 14
-
$2,078 NZD
$1,169 USD
View
B
Retailer 15
-
$2,114 NZD
$1,189 USD
View
B
Retailer 16
-
$2,194 NZD
£972 GBP
View
B
Retailer 17
-
$2,259 NZD
£1,001 GBP
View
Most Expensive
B
Do Amore Diamonds
27-0ED5065C2 · Nov 2
$3,963 NZD
$2,230 USD
View
17 more retailers have this diamond
Prices start from $412 NZDSave up to $3,551 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
1.57ct Radiant
$412 NZD