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Round|Lab Grown|IGI

1.60ct J SI1 Round Lab Grown Diamond

EX • J/SI1 • IGI LG442066657

Shape and cutting style on the report: Round brilliant

Certificate IGI LG442066657

Diamond specifications and retailer prices

From €815 EUR
$910 USD
As of October 31, 2026
Save €3,311 EUR (80%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: €4,125 EUR at MOH London · As of November 1, 2026
View at MOH London

About this 1.6ct lab-grown round diamond

This 1.6ct lab-grown round 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 LG442066657 or 442066657. Listed at 11 retailers as of October 31, 2026, with prices from €815 to €4,125, a €3,311 spread on the same certified stone. MOH London lists it at €4,125. 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

1.60
Carat
J
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle31.4°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG442066657
Dimensions7.64 × 7.74 × 4.49 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Top View
7.64 mm7.74 mm1.60 ctJ / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG442066657
Side View
Table 59.5%Crown 31.4°Girdle: MediumPavilion 40.5°Culet: NoneDepth 58.4%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 31
Current: €4,125 EUR|Low: €815 EUR|High: €4,181 EUR|Avg: €2,070 EUR
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 1, 2026
Retailer 2€815 EUR
Retailer 3€1,107 EUR
Retailer 6€1,240 EUR
Retailer 4€1,284 EUR
Retailer 7€1,437 EUR
Retailer 9€1,813 EUR
Retailer 5€2,035 EUR
Retailer 8€2,460 EUR
Retailer 10€3,674 EUR
MOH London€4,125 EUR

16 data points across 10 retailers

11 retailers€815 EUR to €4,125 EUR

A
Cheapest Retailer
-
€815 EUR
$910 USD
B+
Retailer 2
-
€1,107 EUR
$1,237 USD
View
B+
Retailer 3
-
€1,204 EUR
$1,345 USD
View
B+
Retailer 4
-
€1,240 EUR
$1,385 USD
View
Final sale: no returns
Retailer 5
-
€1,284 EUR
$1,434 USD
View
Price last confirmed 20 days ago
B+
Retailer 6
-
€1,284 EUR
$1,434 USD
View
B+
Retailer 7
-
€1,437 EUR
$1,605 USD
View
B
Retailer 8
-
€2,035 EUR
$2,273 USD
View
B
Retailer 9
-
€2,407 EUR
$2,689 USD
View
B
Retailer 10
-
€2,460 EUR
$2,748 USD
View
Most Expensive
B
MOH London
LG442066657 · Nov 1
€4,125 EUR
£3,629 GBP
View
10 more retailers have this diamond
Prices start from €815 EURSave up to €3,311 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
1.60ct Round
€815 EUR