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Round|Lab Grown|IGI

1.83ct H SI1 Round Lab Grown Diamond

ID • H/SI1 • IGI LG497147209

Shape and cutting style on the report: Round brilliant

Certificate IGI LG497147209

Diamond specifications and retailer prices

From €904 EUR
$1,010 USD
As of October 31, 2026
Save €4,829 EUR (84%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: €5,733 EUR at MOH London · As of November 1, 2026
View at MOH London

About this 1.83ct lab-grown round diamond

This 1.83ct 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 LG497147209 or 497147209. Listed at 12 retailers as of October 31, 2026, with prices from €904 to €5,733, a €4,829 spread on the same certified stone. MOH London lists it at €5,733. 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
H
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.9°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG497147209
Dimensions7.93 × 7.83 × 4.82 mm
L/W Ratio1.01
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
7.93 mm7.83 mm1.83 ctH / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG497147209
Side View
Table 56.0%Crown 35.9°Girdle: THN-MEDPavilion 40.2°Culet: NoneDepth 61.3%

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: €5,733 EUR|Low: €904 EUR|High: €5,810 EUR|Avg: €2,929 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€904 EUR
Retailer 5€1,730 EUR
Retailer 8€1,937 EUR
Retailer 6€2,008 EUR
Retailer 3€2,040 EUR
Retailer 9€2,157 EUR
Retailer 11€2,574 EUR
Retailer 7€3,144 EUR
Retailer 4€3,297 EUR
Retailer 10€5,436 EUR
MOH London€5,733 EUR

17 data points across 11 retailers

12 retailers€904 EUR to €5,733 EUR

A
Cheapest Retailer
-
€904 EUR
$1,010 USD
B+
Retailer 2
-
€1,730 EUR
$1,933 USD
View
B+
Retailer 3
-
€1,882 EUR
$2,103 USD
View
B+
Retailer 4
-
€1,937 EUR
$2,164 USD
View
Final sale: no returns
Retailer 5
-
€2,008 EUR
$2,243 USD
View
Price last confirmed 21 days ago
B
Retailer 6
-
€2,008 EUR
$2,243 USD
View
B+
Retailer 7
-
€2,157 EUR
$2,410 USD
View
B
Retailer 8
-
€3,144 EUR
$3,513 USD
View
B
Retailer 9
-
€3,297 EUR
$3,683 USD
View
B
Retailer 10
-
€3,763 EUR
$4,204 USD
View
B
Retailer 11
-
€5,436 EUR
$6,073 USD
View
Most Expensive
B
MOH London
LG497147209 · Nov 1
€5,733 EUR
£5,043 GBP
View
11 more retailers have this diamond
Prices start from €904 EURSave up to €4,829 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 Round
€904 EUR