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Radiant|Lab Grown|IGI

0.57ct D SI1 Radiant Lab Grown Diamond

VG • D/SI1 • IGI LG691592793

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

Certificate IGI LG691592793

Diamond specifications and retailer prices

From $200 NZD
$113 USD
As of October 30, 2026
Save $2,098 NZD (91%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $2,298 NZD at MOH London · As of October 29, 2026
View at MOH London

About this 0.57ct lab-grown radiant diamond

This 0.57ct lab-grown radiant sits in the half to three-quarter carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a very-good cut grade and certified by IGI LG691592793 or 691592793. Listed at 9 retailers as of October 29, 2026, with prices from $200 to $2,298, a $2,098 spread on the same certified stone. MOH London lists it at $2,298. 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

0.57
Carat
D
Colour
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle42.6°
Pavilion angle35.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG691592793
Dimensions5.89 × 4.13 × 2.83 mm
L/W Ratio1.43
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
5.89 mm4.13 mm0.57 ctD / SI1
OriginLab Grown
CutVery Good
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG691592793
Side View
Table 74.0%Crown 42.6°Girdle: MediumPavilion 35.6°Culet: NoneDepth 68.5%

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 30
Current: $2,298 NZD|Low: $192 NZD|High: $2,312 NZD|Avg: $865 NZD|+0.6%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 29, 2026
Retailer 6$200 NZD
Retailer 9$232 NZD
Retailer 11$438 NZD
Retailer 3$468 NZD
Retailer 2$470 NZD
Retailer 7$488 NZD
Retailer 10$658 NZD
Retailer 8$880 NZD
Retailer 5$889 NZD
Retailer 4$1,275 NZD
Retailer 12$1,721 NZD
MOH London$2,298 NZD

15 data points across 12 retailers

9 retailers$200 NZD to $2,298 NZD

A
Cheapest Retailer
-
$200 NZD
$113 USD
A
Retailer 2
-
$232 NZD
$131 USD
View
B+
Retailer 3
-
$470 NZD
$265 USD
View
B+
Retailer 4
-
$488 NZD
$275 USD
View
B+
Retailer 5
-
$658 NZD
$371 USD
View
B
Retailer 6
-
$880 NZD
$496 USD
View
B
Retailer 7
-
$889 NZD
$501 USD
View
C
Retailer 8
-
$1,721 NZD
$970 USD
View
Most Expensive
B
MOH London
LG691592793 · Oct 29
$2,298 NZD
£1,020 GBP
View
8 more retailers have this diamond
Prices start from $200 NZDSave up to $2,098 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
0.57ct Radiant
$200 NZD