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Radiant|Lab Grown|IGI

1.57ct I VVS1 Radiant Lab Grown Diamond

GD • I/VVS1 • IGI LG693551274

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

Certificate IGI LG693551274

Diamond specifications and retailer prices

From $529 NZD
As of November 4, 2026
Save $3,729 NZD (88%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $4,258 NZD at Do Amore Diamonds · As of November 4, 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 I colour (near-colourless) and VVS1 clarity (very-very-slightly-included), with a standard cut grade and certified by IGI LG693551274 or 693551274. Listed at 7 retailers as of November 4, 2026, with prices from $529 to $4,258, a $3,729 spread on the same certified stone. Do Amore Diamonds lists it at $4,258. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.57
Carat
I
Colour
VVS1
Clarity
Good
Cut

Specifications

CutGood
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle41.3°
Pavilion angle35.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG693551274
Dimensions8.50 × 5.68 × 3.86 mm
L/W Ratio1.50
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.50 mm5.68 mm1.57 ctI / VVS1
OriginLab Grown
CutGood
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG693551274
Side View
Table 65.0%Crown 41.3°Girdle: MediumPavilion 35.4°Culet: NoneDepth 68.0%

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: Nov 4
Current: $4,258 NZD|Low: $507 NZD|High: $4,258 NZD|Avg: $2,117 NZD
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 5, 2026
Retailer 5$529 NZD
Retailer 6$931 NZD
Retailer 7$1,119 NZD
Retailer 3$1,792 NZD
Retailer 4$2,326 NZD
Retailer 9$2,372 NZD
Retailer 10$2,406 NZD
Retailer 8$2,579 NZD
Retailer 2$2,892 NZD
Do Amore Diamonds$4,258 NZD

15 data points across 10 retailers

7 retailers$529 NZD to $4,258 NZD

A
Cheapest Retailer
-
$529 NZD
B+
Retailer 2
-
$931 NZD
View
B+
Retailer 3
-
$1,119 NZD
View
B
Retailer 4
-
$1,792 NZD
View
B
Retailer 5
-
$2,326 NZD
View
B
Retailer 6
-
$2,892 NZD
View
Most Expensive
C
Do Amore Diamonds
7-1692362 · Nov 4
$4,258 NZD
$2,400 USD
View
6 more retailers have this diamond
Prices start from $529 NZDSave up to $3,729 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
$529 NZD