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Round|Lab Grown|IGI

1.72ct F SI1 Round Lab Grown Diamond

ID • F/SI1 • IGI LG795694273

Shape and cutting style on the report: Round brilliant

Certificate IGI LG795694273

Diamond specifications and retailer prices

From £402 GBP
$539 USD
As of November 1, 2026
Save £567 GBP (59%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: £969 GBP at MOH London · As of November 1, 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 F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG795694273 or 795694273. Listed at 5 retailers as of November 1, 2026, with prices from £402 to £969, a £567 spread on the same certified stone. MOH London lists it at £969. 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 angle34.2°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG795694273
Dimensions7.71 × 7.67 × 4.70 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.71 mm7.67 mm1.72 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG795694273
Side View
Table 58.0%Crown 34.2°Girdle: MED-STKPavilion 40.7°Culet: NoneDepth 61.1%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 1
Current: £969 GBP|Low: £383 GBP|High: £980 GBP|Avg: £541 GBP
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
November 2, 2026
Retailer 3£402 GBP
Retailer 5£410 GBP
Retailer 2£461 GBP
Retailer 4£500 GBP
MOH London£969 GBP

39 data points across 5 retailers

5 retailers£402 GBP to £969 GBP

A
Cheapest Retailer
-
£402 GBP
$539 USD
A
Retailer 2
-
£410 GBP
$550 USD
View
B+
Retailer 3
-
£461 GBP
View
B+
Retailer 4
-
£500 GBP
$671 USD
View
Most Expensive
B
MOH London
LG795694273 · Nov 1
£969 GBP
View
4 more retailers have this diamond
Prices start from £402 GBPSave up to £567 GBP

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
£402 GBP