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Heart|Lab Grown|IGI

1.83ct G SI1 Heart Lab Grown Diamond

ID • G/SI1 • IGI LG625433753

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG625433753

Diamond specifications and retailer prices

From €334 EUR
As of November 6, 2026
Save €1,282 EUR (79%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: €1,616 EUR at MOH London · As of November 5, 2026
View at MOH London

About this 1.83ct lab-grown heart diamond

This 1.83ct lab-grown heart sits in the one-and-a-half to two carat band, graded G colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG625433753 or 625433753. Listed at 17 retailers as of November 5, 2026, with prices from €334 to €1,616, a €1,282 spread on the same certified stone. MOH London lists it at €1,616. 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

1.83
Carat
G
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.7°
Pavilion angle37.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG625433753
Dimensions8.68 × 7.50 × 4.88 mm
L/W Ratio1.16
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
8.68 mm7.50 mm1.83 ctG / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG625433753
Side View
Table 61.0%Crown 38.7°Girdle: THN-STKPavilion 37.9°Culet: NoneDepth 56.2%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 6
Current: €1,616 EUR|Low: €321 EUR|High: €1,863 EUR|Avg: €811 EUR|-1.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
November 6, 2026
Retailer 3€334 EUR
Retailer 5€373 EUR
Retailer 15€388 EUR
Retailer 7€415 EUR
Retailer 12€415 EUR
Retailer 2€528 EUR
Retailer 16€551 EUR
Retailer 14€648 EUR
Retailer 4€662 EUR
Retailer 8€720 EUR
Retailer 9€742 EUR
Retailer 10€1,046 EUR
Retailer 11€1,173 EUR
Retailer 13€1,333 EUR
Retailer 6€1,564 EUR
MOH London€1,616 EUR

43 data points across 16 retailers

17 retailers€334 EUR to €1,616 EUR

A
Cheapest Retailer
-
€334 EUR
A
Retailer 2
-
€373 EUR
View
Final sale: no returns
A
Retailer 3
-
€388 EUR
View
A
Retailer 4
-
€415 EUR
View
Retailer 5
-
€415 EUR
View
Price last confirmed 21 days ago
A
Retailer 6
-
€528 EUR
View
B+
Retailer 7
-
€551 EUR
View
B+
Retailer 8
-
€648 EUR
View
B+
Retailer 9
-
€662 EUR
View
B
Retailer 10
-
€720 EUR
View
B+
Retailer 11
-
€742 EUR
View
B
Retailer 12
-
€1,046 EUR
View
B
Retailer 13
-
€1,173 EUR
View
B
Retailer 14
-
€1,333 EUR
View
B
Retailer 15
-
€1,368 EUR
View
B
Retailer 16
-
€1,564 EUR
View
Most Expensive
B
MOH London
LG625433753 · Nov 5
€1,616 EUR
£1,421 GBP
View
16 more retailers have this diamond
Prices start from €334 EURSave up to €1,282 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
1.83ct Heart
€334 EUR