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Oval|Lab Grown|IGI

1.59ct J SI1 Oval Lab Grown Diamond

ID • J/SI1 • IGI LG447098974

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG447098974

Diamond specifications and retailer prices

From $880 USD
As of October 31, 2026
Save $4,201 USD (83%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $5,081 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 J colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG447098974 or 447098974. Listed at 10 retailers as of October 29, 2026, with prices from $880 to $5,081, a $4,201 spread on the same certified stone. MOH London lists it at $5,081. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.59
Carat
J
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle35.5°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG447098974
Dimensions9.01 × 6.75 × 4.13 mm
L/W Ratio1.33
Girdle conditionFaceted
Culet sizePointed
Cert comments
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Top View
9.01 mm6.75 mm1.59 ctJ / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG447098974
Side View
Table 60.5%Crown 35.5°Girdle: MED-THKPavilion 41°Culet: NoneDepth 61.2%

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 31
Current: $5,081 USD|Low: $880 USD|High: $5,122 USD|Avg: $2,612 USD|+0.6%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
October 30, 2026
Retailer 2$880 USD
Retailer 4$1,525 USD
Retailer 5$1,770 USD
Retailer 7$1,940 USD
Retailer 8$2,393 USD
Retailer 6$2,786 USD
Retailer 3$3,129 USD
MOH London$5,081 USD

11 data points across 8 retailers

10 retailers$880 USD to $5,081 USD

A
Cheapest Retailer
-
$880 USD
B+
Retailer 2
-
$1,525 USD
View
B+
Retailer 3
-
$1,660 USD
View
Retailer 4
-
$1,770 USD
View
Price last confirmed 20 days ago
B+
Retailer 5
-
$1,770 USD
View
B+
Retailer 6
-
$1,940 USD
View
B
Retailer 7
-
$2,786 USD
View
B
Retailer 8
-
$3,129 USD
View
B
Retailer 9
-
$3,317 USD
View
Most Expensive
B
MOH London
LG447098974 · Oct 29
$5,081 USD
£4,001 GBP
View
9 more retailers have this diamond
Prices start from $880 USDSave up to $4,201 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
$880 USD