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Round|Lab Grown|IGI

1.53ct D SI1 Round Lab Grown Diamond

ID • D/SI1 • IGI LG818664973

Shape and cutting style on the report: Round brilliant

Certificate IGI LG818664973

Diamond specifications and retailer prices

From €316 EUR
As of November 6, 2026
Save €696 EUR (69%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: €1,013 EUR at MOH London · As of November 5, 2026
View at MOH London

About this 1.53ct lab-grown round diamond

This 1.53ct lab-grown round sits in the one-and-a-half to two carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG818664973 or 818664973. Listed at 6 retailers as of November 5, 2026, with prices from €316 to €1,013, a €696 spread on the same certified stone. MOH London lists it at €1,013. 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

1.53
Carat
D
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.9°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG818664973
Dimensions7.42 × 7.39 × 4.51 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizeNone
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.42 mm7.39 mm1.53 ctD / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG818664973
Side View
Table 59.0%Crown 33.9°Girdle: MED-STKPavilion 40.9°Culet: NoneDepth 61.0%

Caratlytics Score

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

Price History

Last verified: Nov 6
Current: €1,013 EUR|Low: €294 EUR|High: €1,027 EUR|Avg: €590 EUR|-0.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 6, 2026
Retailer 2€316 EUR
Retailer 3€392 EUR
Retailer 6€398 EUR
Retailer 4€673 EUR
Retailer 5€746 EUR
MOH London€1,013 EUR

40 data points across 6 retailers

6 retailers€316 EUR to €1,013 EUR

B+
Cheapest Retailer
-
€316 EUR
A
Retailer 2
-
€392 EUR
View
A
Retailer 3
-
€398 EUR
View
B+
Retailer 4
-
€673 EUR
View
B+
Retailer 5
-
€746 EUR
View
Most Expensive
B
MOH London
LG818664973 · Nov 5
€1,013 EUR
£895 GBP
View
5 more retailers have this diamond
Prices start from €316 EURSave up to €696 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
1.53ct Round
€316 EUR