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Oval|Lab Grown|IGI

1.59ct D SI1 Oval Lab Grown Diamond

EX • D/SI1 • IGI LG830686496

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG830686496

Diamond specifications and retailer prices

From €182 EUR
$203 USD
As of October 29, 2026
Save €879 EUR (83%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: €1,061 EUR 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 D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG830686496 or 830686496. Listed at 9 retailers as of October 29, 2026, with prices from €182 to €1,061, a €879 spread on the same certified stone. MOH London lists it at €1,061. 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
D
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.8°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG830686496
Dimensions9.15 × 6.69 × 4.17 mm
L/W Ratio1.37
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.15 mm6.69 mm1.59 ctD / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG830686496
Side View
Table 60.0%Crown 34.8°Girdle: MED-STKPavilion 40.9°Culet: NoneDepth 62.3%

Caratlytics Score

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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 29
Current: €1,061 EUR|Low: €179 EUR|High: €1,061 EUR|Avg: €553 EUR|+11.9%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
October 31, 2026
Retailer 5€182 EUR
Retailer 3€211 EUR
Retailer 7€252 EUR
Retailer 2€382 EUR
Retailer 8€525 EUR
Retailer 6€725 EUR
Retailer 4€728 EUR
Retailer 9€937 EUR
MOH London€1,061 EUR

26 data points across 9 retailers

9 retailers€182 EUR to €1,061 EUR

A
Cheapest Retailer
-
€182 EUR
$203 USD
A
Retailer 2
-
€211 EUR
$236 USD
View
Retailer 3
-
€252 EUR
£222 GBP
View
Price last confirmed 15 days ago
A
Retailer 4
-
€382 EUR
View
B+
Retailer 5
-
€525 EUR
$586 USD
View
B+
Retailer 6
-
€725 EUR
$810 USD
View
B+
Retailer 7
-
€728 EUR
$813 USD
View
Retailer 8
-
€937 EUR
SGD 1,414 SGD
View
Price last confirmed 20 days ago
Most Expensive
B
MOH London
LG830686496 · Oct 29
€1,061 EUR
£933 GBP
View
8 more retailers have this diamond
Prices start from €182 EURSave up to €879 EUR

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
€182 EUR