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Round|Lab Grown|IGI

1.80ct K SI2 Round Lab Grown Diamond

EX • K/SI2 • IGI LG436073027

Shape and cutting style on the report: Round brilliant

Certificate IGI LG436073027

Diamond specifications and retailer prices

From €1,913 EUR
As of November 5, 2026
Save €4,109 EUR (68%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: €6,022 EUR at MOH London · As of November 3, 2026
View at MOH London

About this 1.8ct lab-grown round diamond

This 1.8ct lab-grown round sits in the one-and-a-half to two carat band, graded K colour (faint-tinted) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG436073027 or 436073027. Listed at 8 retailers as of November 3, 2026, with prices from €1,913 to €6,022, a €4,109 spread on the same certified stone. MOH London lists it at €6,022. 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

1.80
Carat
K
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG436073027
Dimensions7.69 × 7.72 × 4.82 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
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Top View
7.69 mm7.72 mm1.80 ctK / SI2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG436073027
Side View
Table 57.0%Crown 35.5°GirdlePavilion 40.7°Culet: NoneDepth 62.6%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 5
Current: €6,022 EUR|Low: €1,837 EUR|High: €6,102 EUR|Avg: €3,322 EUR|-1.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 1, 2026
Retailer 3€1,913 EUR
Retailer 6€2,081 EUR
Retailer 4€2,219 EUR
Retailer 8€2,815 EUR
Retailer 7€3,051 EUR
Retailer 5€3,468 EUR
Retailer 2€3,478 EUR
Retailer 9€4,966 EUR
MOH London€6,022 EUR

14 data points across 9 retailers

8 retailers€1,913 EUR to €6,022 EUR

B+
Cheapest Retailer
-
€1,913 EUR
B
Retailer 2
-
€2,081 EUR
View
B
Retailer 3
-
€2,219 EUR
View
Retailer 4
-
€2,219 EUR
View
Price last confirmed 26 days ago
B
Retailer 5
-
€3,051 EUR
View
B
Retailer 6
-
€3,468 EUR
View
B
Retailer 7
-
€3,478 EUR
View
Most Expensive
C
MOH London
LG436073027 · Nov 3
€6,022 EUR
£5,322 GBP
View
7 more retailers have this diamond
Prices start from €1,913 EURSave up to €4,109 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.

B+
1.80ct Round
€1,913 EUR