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Round|Lab Grown|IGI

1.60ct I SI2 Round Lab Grown Diamond

EX • I/SI2 • IGI LG425067181

Shape and cutting style on the report: Round brilliant

Certificate IGI LG425067181

Diamond specifications and retailer prices

From €806 EUR
$900 USD
As of October 31, 2026
Save €3,557 EUR (82%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: €4,363 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 I colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG425067181 or 425067181. Listed at 10 retailers as of October 31, 2026, with prices from €806 to €4,363, a €3,557 spread on the same certified stone. MOH London lists it at €4,363. 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
I
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.2°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG425067181
Dimensions7.52 × 7.49 × 4.58 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
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Top View
7.52 mm7.49 mm1.60 ctI / SI2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG425067181
Side View
Table 57.0%Crown 33.2°Girdle: ThickPavilion 40.5°Culet: NoneDepth 61.0%

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: €4,363 EUR|Low: €806 EUR|High: €4,421 EUR|Avg: €1,993 EUR|-1.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 1, 2026
Retailer 2€806 EUR
Retailer 4€1,171 EUR
Retailer 7€1,310 EUR
Retailer 5€1,358 EUR
Retailer 8€1,358 EUR
Retailer 11€1,567 EUR
Retailer 10€1,873 EUR
Retailer 6€2,147 EUR
Retailer 9€2,530 EUR
Retailer 3€3,039 EUR
MOH London€4,363 EUR

15 data points across 11 retailers

10 retailers€806 EUR to €4,363 EUR

A
Cheapest Retailer
-
€806 EUR
$900 USD
B+
Retailer 2
-
€1,171 EUR
$1,308 USD
View
B+
Retailer 3
-
€1,274 EUR
$1,423 USD
View
B+
Retailer 4
-
€1,310 EUR
$1,464 USD
View
Final sale: no returns
Retailer 5
-
€1,358 EUR
$1,517 USD
View
Price last confirmed 20 days ago
B+
Retailer 6
-
€1,358 EUR
$1,517 USD
View
B
Retailer 7
-
€2,147 EUR
$2,399 USD
View
B
Retailer 8
-
€2,530 EUR
$2,827 USD
View
B
Retailer 9
-
€2,545 EUR
$2,843 USD
View
Most Expensive
B
MOH London
LG425067181 · Nov 1
€4,363 EUR
£3,838 GBP
View
9 more retailers have this diamond
Prices start from €806 EURSave up to €3,557 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
€806 EUR