Oval|Lab Grown|IGI

1.59ct F SI1 Oval Lab Grown Diamond

VG • F/SI1 • IGI LG839682999

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG839682999

Diamond specifications and retailer prices

From $305 USD
As of November 1, 2026
Save $1,220 USD (80%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $1,525 USD at MOH London · As of October 29, 2026
View at MOH London

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 F colour (colourless) and SI1 clarity (slightly-included), with a very-good cut grade and certified by IGI LG839682999 or 839682999. Listed at 10 retailers as of October 29, 2026, with prices from $305 to $1,525, a $1,220 spread on the same certified stone. MOH London lists it at $1,525. 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
F
Color
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.8°
Pavilion angle39.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG839682999
Dimensions9.58 × 6.37 × 4.02 mm
L/W Ratio1.50
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.58 mm6.37 mm1.59 ctF / SI1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG839682999
Side View
Table 60.0%Crown 36.8°Girdle: MED-STKPavilion 39.9°Culet: NoneDepth 63.1%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 1
Current: $1,525 USD|Low: $379 USD|High: $1,525 USD|Avg: $755 USD
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 1, 2026
Retailer 5$379 USD
Retailer 2$485 USD
Retailer 7$541 USD
Retailer 4$575 USD
Retailer 8$617 USD
Retailer 3$667 USD
Retailer 6$1,163 USD
MOH London$1,525 USD

12 data points across 8 retailers

10 retailers$305 USD to $1,525 USD

A
Cheapest Retailer
-
$305 USD
Retailer 2
-
$379 USD
View
Price last confirmed 7 days ago
A
Retailer 3
-
$379 USD
View
A
Retailer 4
-
$485 USD
£382 GBP
View
B+
Retailer 5
-
$541 USD
View
B+
Retailer 6
-
$575 USD
View
B+
Retailer 7
-
$617 USD
View
B+
Retailer 8
-
$667 USD
£525 GBP
View
B
Retailer 9
-
$1,163 USD
View
Most Expensive
B
MOH London
LG839682999 · Oct 29
$1,525 USD
£1,201 GBP
View
9 more retailers have this diamond
Prices start from $305 USDSave up to $1,220 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
$305 USD