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1.72ct H SI2 Round Lab Grown Diamond

EX • H/SI2 • IGI LG488143432

Shape and cutting style on the report: Round brilliant

Certificate IGI LG488143432

Diamond specifications and retailer prices

From €886 EUR
$990 USD
As of October 31, 2026
Save €3,607 EUR (80%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: €4,494 EUR at MOH London · As of October 29, 2026
View at MOH London

About this 1.72ct lab-grown round diamond

This 1.72ct lab-grown round sits in the one-and-a-half to two carat band, graded H colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG488143432 or 488143432. Listed at 10 retailers as of October 29, 2026, with prices from €886 to €4,494, a €3,607 spread on the same certified stone. MOH London lists it at €4,494. 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

1.72
Carat
H
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.4°
Pavilion angle41.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG488143432
Dimensions7.61 × 7.57 × 4.78 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
7.61 mm7.57 mm1.72 ctH / SI2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG488143432
Side View
Table 59.5%Crown 36.4°Girdle: MED-STKPavilion 41.3°Culet: NoneDepth 62.9%

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: €4,494 EUR|Low: €886 EUR|High: €4,530 EUR|Avg: €2,223 EUR|-0.6%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 30, 2026
Retailer 2€886 EUR
Retailer 6€1,349 EUR
Retailer 9€1,468 EUR
Retailer 11€1,511 EUR
Retailer 7€1,566 EUR
Retailer 3€1,735 EUR
Retailer 12€2,124 EUR
Retailer 8€2,466 EUR
Retailer 5€2,768 EUR
Retailer 10€2,934 EUR
Retailer 4€3,504 EUR
MOH London€4,494 EUR

18 data points across 12 retailers

10 retailers€886 EUR to €4,494 EUR

A
Cheapest Retailer
-
€886 EUR
$990 USD
B+
Retailer 2
-
€1,349 EUR
$1,507 USD
View
B+
Retailer 3
-
€1,468 EUR
$1,640 USD
View
B+
Retailer 4
-
€1,511 EUR
$1,688 USD
View
Final sale: no returns
Retailer 5
-
€1,566 EUR
$1,749 USD
View
Price last confirmed 19 days ago
B+
Retailer 6
-
€1,566 EUR
$1,749 USD
View
B
Retailer 7
-
€2,466 EUR
$2,755 USD
View
B
Retailer 8
-
€2,768 EUR
$3,092 USD
View
B
Retailer 9
-
€2,934 EUR
$3,278 USD
View
Most Expensive
B
MOH London
LG488143432 · Oct 29
€4,494 EUR
£3,953 GBP
View
9 more retailers have this diamond
Prices start from €886 EURSave up to €3,607 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
1.72ct Round
€886 EUR