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Oval|Lab Grown|IGI

1.59ct G VS1 Oval Lab Grown Diamond

VG • G/VS1 • IGI LG850602559

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG850602559

Diamond specifications and retailer prices

From $437 USD
As of October 28, 2026
Save $427 USD (49%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: $864 USD at Taylor and Hart · As of October 28, 2026
View at Taylor and Hart

About this 1.59ct lab-grown oval diamond

This 1.59ct lab-grown oval sits in the one-and-a-half to two carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a very-good cut grade and certified by IGI LG850602559 or 850602559. Listed at 4 retailers as of October 28, 2026, with prices from $437 to $864, a $427 spread on the same certified stone. Taylor and Hart lists it at $864. 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

1.59
Carat
G
Color
VS1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.2°
Pavilion angle41.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG850602559
Dimensions9.07 × 6.58 × 4.13 mm
L/W Ratio1.38
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.07 mm6.58 mm1.59 ctG / VS1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG850602559
Side View
Table 61.0%Crown 35.2°Girdle: STK-THKPavilion 41.2°Culet: NoneDepth 62.8%

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 28
Current: $517 USD|Low: $437 USD|High: $864 USD|Avg: $569 USD
Retailer 1
Retailer 2
Retailer 3
Taylor and Hart
October 28, 2026
Retailer 2$437 USD
Retailer 3$460 USD
Retailer 1$517 USD
Taylor and Hart$864 USD

1 data point across 4 retailers

4 retailers$437 USD to $864 USD

B+
Cheapest Retailer
-
$437 USD
A
Retailer 2
-
$460 USD
£362 GBP
View
A
Retailer 3
-
$517 USD
View
Most Expensive
B
Taylor and Hart
YYF55G3 · Oct 28
$864 USD
View
3 more retailers have this diamond
Prices start from $437 USDSave up to $427 USD

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
1.59ct Oval
$437 USD