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Round|Lab Grown|IGI

1.60ct I SI2 Round Lab Grown Diamond

ID • I/SI2 • IGI LG440012128

Shape and cutting style on the report: Round brilliant

Certificate IGI LG440012128

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 LG440012128 or 440012128. 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
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.8°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG440012128
Dimensions7.47 × 7.44 × 4.65 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
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Top View
7.47 mm7.44 mm1.60 ctI / SI2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG440012128
Side View
Table 55.5%Crown 35.8°Girdle: MediumPavilion 40.3°Culet: NoneDepth 62.4%

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: €4,363 EUR|Low: €806 EUR|High: €4,421 EUR|Avg: €2,140 EUR
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 1, 2026
Retailer 2€806 EUR
Retailer 3€1,171 EUR
Retailer 5€1,310 EUR
Retailer 8€1,567 EUR
Retailer 7€1,873 EUR
Retailer 4€2,147 EUR
Retailer 6€2,530 EUR
Retailer 9€3,039 EUR
MOH London€4,363 EUR

16 data points across 9 retailers

10 retailers€806 EUR to €4,363 EUR

A
Cheapest Retailer
-
€806 EUR
$900 USD
A
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
B+
Retailer 5
-
€1,358 EUR
$1,517 USD
View
Retailer 6
-
€1,358 EUR
$1,517 USD
View
Price last confirmed 19 days ago
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
LG440012128 · 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