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Round|Lab Grown|IGI

1.73ct I VVS2 Round Lab Grown Diamond

ID • I/VVS2 • IGI LG492112367

Shape and cutting style on the report: Round brilliant

Certificate IGI LG492112367

Diamond specifications and retailer prices

From £1,202 GBP
$1,610 USD
As of October 29, 2026
Save £597 GBP (33%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: £2,749 GBP at Friendly Diamonds · As of October 30, 2026
View at Friendly Diamonds

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 LG492112367 or 492112367. Listed at 12 retailers as of October 29, 2026, with a 50% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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
Crown angle32.9°
Pavilion angle40.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG492112367
Dimensions7.78 × 7.81 × 4.63 mm
L/W Ratio1.00
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
7.78 mm7.81 mm1.73 ctI / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG492112367
Side View
Table 58.5%Crown 32.9°Girdle: MediumPavilion 40.1°Culet: NoneDepth 59.4%

Caratlytics Score

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B
Good
Decent quality, room for better deals
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: £2,749 GBP|Low: £1,202 GBP|High: £4,846 GBP|Avg: £2,491 GBP|-2.4%
Friendly Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
October 29, 2026
Retailer 8£1,202 GBP
Retailer 10£1,443 GBP
Retailer 13£1,570 GBP
Retailer 3£1,617 GBP
Retailer 11£1,675 GBP
Retailer 9£1,799 GBP
Retailer 4£2,144 GBP
Retailer 12£2,622 GBP
Friendly Diamonds£2,749 GBP
Retailer 2£3,078 GBP
Retailer 14£3,138 GBP
Retailer 5£3,173 GBP
Retailer 6£3,748 GBP
Retailer 7£4,807 GBP

23 data points across 14 retailers

12 retailers£1,202 GBP to £1,799 GBP

B
Cheapest Retailer
-
£1,202 GBP
$1,610 USD
B
Retailer 2
-
£1,443 GBP
$1,934 USD
View
B
Retailer 3
-
£1,570 GBP
$2,104 USD
View
B
Retailer 4
-
£1,617 GBP
$2,166 USD
View
Final sale: no returns
Retailer 5
-
£1,675 GBP
$2,244 USD
View
Price last confirmed 20 days ago
B
Retailer 6
-
£1,675 GBP
$2,244 USD
View
B
Retailer 7
-
£1,799 GBP
$2,410 USD
View
Retailer 8
-
£2,622 GBP
$3,513 USD
View
Price under review
Most Expensive
Friendly Diamonds
1597781 · Oct 30
£2,749 GBP
$3,684 USD
View
Price under review
8 more retailers have this diamond
Prices start from £1,202 GBPSave up to £597 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
£1,202 GBP