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Round|Lab Grown|IGI

1.65ct D SI1 Round Lab Grown Diamond

ID • D/SI1 • IGI LG834620024

Shape and cutting style on the report: Round brilliant

Certificate IGI LG834620024

Diamond specifications and retailer prices

From €166 EUR
$185 USD
As of November 1, 2026
Save €796 EUR (83%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: €962 EUR at MOH London · As of October 26, 2026
View at MOH London

About this 1.65ct lab-grown round diamond

This 1.65ct 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 LG834620024 or 834620024. Listed at 9 retailers as of October 26, 2026, with prices from €166 to €962, a €796 spread on the same certified stone. MOH London lists it at €962. 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

1.65
Carat
D
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.9°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG834620024
Dimensions7.57 × 7.61 × 4.60 mm
L/W Ratio1.01
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.57 mm7.61 mm1.65 ctD / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG834620024
Side View
Table 60.0%Crown 33.9°Girdle: MED-STKPavilion 40.9°Culet: NoneDepth 60.7%

Caratlytics Score

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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 1
Current: €962 EUR|Low: €161 EUR|High: €984 EUR|Avg: €519 EUR|-2.2%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 1, 2026
Retailer 2€166 EUR
Retailer 6€192 EUR
Retailer 3€320 EUR
Retailer 4€352 EUR
Retailer 7€509 EUR
Retailer 8€660 EUR
Retailer 5€697 EUR
Retailer 9€833 EUR
MOH London€962 EUR

28 data points across 9 retailers

9 retailers€166 EUR to €962 EUR

A
Cheapest Retailer
-
€166 EUR
$185 USD
A
Retailer 2
-
€192 EUR
$215 USD
View
A
Retailer 3
-
€320 EUR
£281 GBP
View
A
Retailer 4
-
€352 EUR
View
B+
Retailer 5
-
€509 EUR
$569 USD
View
B+
Retailer 6
-
€660 EUR
$737 USD
View
B
Retailer 7
-
€697 EUR
$779 USD
View
Retailer 8
-
€833 EUR
SGD 1,257 SGD
View
Price last confirmed 19 days ago
Most Expensive
B
MOH London
LG834620024 · Oct 26
€962 EUR
£846 GBP
View
8 more retailers have this diamond
Prices start from €166 EURSave up to €796 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
1.65ct Round
€166 EUR