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Oval|Lab Grown|IGI

0.42ct F VS1 Oval Lab Grown Diamond

GD • F/VS1 • IGI LG579387470

Certificate IGI LG579387470

Diamond specifications and retailer prices

From $498 NZD
$280 USD
As of October 30, 2026
Save $89 NZD (15%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: $587 NZD at Zales · As of October 30, 2026
View at Zales

About this 0.42ct lab-grown oval diamond

This 0.42ct lab-grown oval sits in the sub-half-carat band, graded F colour (colourless) and VS1 clarity (very-slightly-included), with a standard cut grade and certified by IGI LG579387470 or 579387470. Listed at 4 retailers as of October 30, 2026, with prices from $498 to $587, a $89 spread on the same certified stone. Zales lists it at $587. 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

0.42
Carat
F
Colour
VS1
Clarity
Good
Cut

Specifications

CutGood
PolishVery Good
SymmetryVery Good
FluorescenceNone
OriginLab Grown
Grading LabIGI
CertificateIGI LG579387470
Dimensions5.98 × 4.07 × 2.71 mm
L/W Ratio1.47
Top View
5.98 mm4.07 mm0.42 ctF / VS1
OriginLab Grown
CutGood
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG579387470
Side View
Table 58.0%CrownGirdle: THN-STKPavilionCulet: NoneDepth 66.6%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: $523 NZD|Low: $498 NZD|High: $818 NZD|Avg: $656 NZD
Retailer 1
Retailer 2
Retailer 3
Zales
September 26, 2026
Retailer 3$498 NZD
Retailer 1$523 NZD
Retailer 2$587 NZD
Zales$587 NZD

11 data points across 4 retailers

4 retailers$498 NZD to $587 NZD

B+
Cheapest Retailer
-
$498 NZD
$280 USD
B
Retailer 2
-
$523 NZD
$294 USD
View
B
Retailer 3
-
$587 NZD
$330 USD
View
Most Expensive
B
Zales
517834747 · Oct 30
$587 NZD
$330 USD
View
3 more retailers have this diamond
Prices start from $498 NZDSave up to $89 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.

B+
0.42ct Oval
$498 NZD