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Round|Lab Grown|IGI

1.65ct H SI1 Round Lab Grown Diamond

EX • H/SI1 • IGI LG436073795

Shape and cutting style on the report: Round brilliant

Certificate IGI LG436073795

Diamond specifications and retailer prices

From €949 EUR
$1,060 USD
As of October 31, 2026
Save €4,228 EUR (82%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: €5,177 EUR at MOH London · As of November 1, 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 H colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG436073795 or 436073795. Listed at 12 retailers as of October 31, 2026, with prices from €949 to €5,177, a €4,228 spread on the same certified stone. MOH London lists it at €5,177. 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
H
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle31.7°
Pavilion angle40.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG436073795
Dimensions7.74 × 7.76 × 4.52 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
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Top View
7.74 mm7.76 mm1.65 ctH / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG436073795
Side View
Table 58.5%Crown 31.7°Girdle: MED-STKPavilion 40.1°Culet: NoneDepth 58.3%

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: €5,177 EUR|Low: €949 EUR|High: €5,246 EUR|Avg: €3,005 EUR
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 1, 2026
Retailer 2€949 EUR
Retailer 5€1,563 EUR
Retailer 8€1,749 EUR
Retailer 6€1,813 EUR
Retailer 9€1,965 EUR
Retailer 11€2,416 EUR
Retailer 7€2,845 EUR
Retailer 4€3,126 EUR
Retailer 10€4,958 EUR
MOH London€5,177 EUR
Retailer 3€5,189 EUR

18 data points across 11 retailers

12 retailers€949 EUR to €5,177 EUR

A
Cheapest Retailer
-
€949 EUR
$1,060 USD
B+
Retailer 2
-
€1,563 EUR
$1,746 USD
View
B+
Retailer 3
-
€1,701 EUR
$1,900 USD
View
B+
Retailer 4
-
€1,749 EUR
$1,954 USD
View
Final sale: no returns
Retailer 5
-
€1,813 EUR
$2,025 USD
View
Price last confirmed 19 days ago
B
Retailer 6
-
€1,813 EUR
$2,025 USD
View
B+
Retailer 7
-
€1,965 EUR
$2,195 USD
View
B
Retailer 8
-
€2,845 EUR
$3,179 USD
View
B
Retailer 9
-
€3,126 EUR
$3,492 USD
View
B
Retailer 10
-
€3,398 EUR
$3,796 USD
View
B
Retailer 11
-
€4,958 EUR
$5,539 USD
View
Most Expensive
B
MOH London
LG436073795 · Nov 1
€5,177 EUR
£4,554 GBP
View
11 more retailers have this diamond
Prices start from €949 EURSave up to €4,228 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
€949 EUR