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Radiant|Lab Grown|IGI

1.72ct F SI1 Radiant Lab Grown Diamond

ID • F/SI1 • IGI LG530215270

Shape and cutting style on the report: Cut cornered rectangular modified brilliant

Certificate IGI LG530215270

Diamond specifications and retailer prices

From €292 EUR
$327 USD
As of November 2, 2026
Save €1,166 EUR (80%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: €1,457 EUR at MOH London · As of October 29, 2026
View at MOH London

About this 1.72ct lab-grown radiant diamond

This 1.72ct lab-grown radiant sits in the one-and-a-half to two carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG530215270 or 530215270. Listed at 14 retailers as of October 29, 2026, with prices from €292 to €1,457, a €1,166 spread on the same certified stone. MOH London lists it at €1,457. 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
F
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle45.8°
Pavilion angle30.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG530215270
Dimensions7.68 × 5.83 × 4.04 mm
L/W Ratio1.32
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
7.68 mm5.83 mm1.72 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG530215270
Side View
Table 66.5%Crown 45.8°Girdle: Slightly ThickPavilion 30.2°Culet: NoneDepth 69.3%

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 2
Current: €1,457 EUR|Low: €280 EUR|High: €1,466 EUR|Avg: €702 EUR|+4.7%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
November 2, 2026
Retailer 9€292 EUR
Retailer 5€325 EUR
Retailer 13€338 EUR
Retailer 3€362 EUR
Retailer 10€362 EUR
Retailer 7€499 EUR
Retailer 12€586 EUR
Retailer 4€598 EUR
Retailer 2€647 EUR
Retailer 8€1,061 EUR
Retailer 11€1,163 EUR
Retailer 6€1,364 EUR
MOH London€1,457 EUR

42 data points across 13 retailers

14 retailers€292 EUR to €1,457 EUR

A
Cheapest Retailer
-
€292 EUR
$327 USD
A
Retailer 2
-
€325 EUR
$365 USD
View
Final sale: no returns
A
Retailer 3
-
€338 EUR
$379 USD
View
Retailer 4
-
€362 EUR
$406 USD
View
Price last confirmed 8 days ago
A
Retailer 5
-
€362 EUR
$406 USD
View
A
Retailer 6
-
€499 EUR
$560 USD
View
B+
Retailer 7
-
€586 EUR
$657 USD
View
B+
Retailer 8
-
€598 EUR
$671 USD
View
B+
Retailer 9
-
€647 EUR
£571 GBP
View
B+
Retailer 10
-
€742 EUR
HK$6,500 HKD
View
B
Retailer 11
-
€1,061 EUR
$1,190 USD
View
B
Retailer 12
-
€1,163 EUR
$1,304 USD
View
B
Retailer 13
-
€1,364 EUR
$1,530 USD
View
Most Expensive
B
MOH London
LG530215270 · Oct 29
€1,457 EUR
£1,287 GBP
View
13 more retailers have this diamond
Prices start from €292 EURSave up to €1,166 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 Radiant
€292 EUR