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Round|Lab Grown|IGI

1.59ct H SI1 Round Lab Grown Diamond

EX • H/SI1

Diamond specifications and retailer prices

From €533 EUR
$596 USD
As of November 1, 2026
Save €693 EUR (56%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: €1,226 EUR at Diamond Exchange Canada · As of October 30, 2026
View at Diamond Exchange Canada

About this 1.59ct lab-grown round diamond

This 1.59ct lab-grown round sits in the one-and-a-half to two carat band, graded H colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI. Listed at 2 retailers as of October 30, 2026, with prices from €533 to €1,226, a €693 spread on the same certified stone. Diamond Exchange Canada lists it at €1,226. 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
H
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabIGI
Dimensions7.45 × 7.48 × 4.67 mm
L/W Ratio1.00
Top View
7.45 mm7.48 mm1.59 ctH / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI
Side View
Table 58.0%CrownGirdle: MediumPavilionCulet: NoneDepth

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: Nov 1
Current: €1,226 EUR|Low: €533 EUR|High: €1,226 EUR|Avg: €880 EUR
Diamond Exchange Canada
Retailer 2
October 17, 2026
Retailer 2€533 EUR
Diamond Exchange Canada€1,226 EUR

2 data points across 2 retailers

2 retailers€533 EUR to €1,226 EUR

A
Cheapest Retailer
-
€533 EUR
$596 USD
Most Expensive
B+
Diamond Exchange Canada
1960631683 · Oct 30
€1,226 EUR
CA$1,903 CAD
View
1 more retailer has this diamond
Prices start from €533 EURSave up to €693 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 Round
€533 EUR