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Round|Lab Grown|IGI

1.73ct I VVS2 Round Lab Grown Diamond

ID • I/VVS2

Diamond specifications and retailer prices

From £505 GBP
$676 USD
As of October 30, 2026
Save £686 GBP (58%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: £1,191 GBP at Diamond Exchange Canada · As of October 30, 2026
View at Diamond Exchange Canada

About this 1.73ct lab-grown round diamond

This 1.73ct lab-grown round sits in the one-and-a-half to two carat band, graded I colour (near-colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI. Listed at 2 retailers as of October 30, 2026, with prices from £505 to £1,191, a £686 spread on the same certified stone. Diamond Exchange Canada lists it at £1,191. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.73
Carat
I
Colour
VVS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabIGI
Dimensions7.69 × 7.71 × 4.75 mm
L/W Ratio1.00
Top View
7.69 mm7.71 mm1.73 ctI / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI
Side View
Table 58.5%CrownGirdle: MediumPavilionCulet: NoneDepth

Caratlytics Score

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B+
Very Good
Strong quality and value balance
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Price History

Last verified: Oct 30
Current: £1,191 GBP|Low: £485 GBP|High: £1,191 GBP|Avg: £844 GBP
Diamond Exchange Canada
Retailer 2
October 1, 2026
Retailer 2£505 GBP
Diamond Exchange Canada£1,191 GBP

3 data points across 2 retailers

2 retailers£505 GBP to £1,191 GBP

B+
Cheapest Retailer
-
£505 GBP
$676 USD
Most Expensive
C
Diamond Exchange Canada
1986492416 · Oct 30
£1,191 GBP
CA$2,216 CAD
View
1 more retailer has this diamond
Prices start from £505 GBPSave up to £686 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.

B+
1.73ct Round
£505 GBP