CaratHunter
Plans
Radiant|Lab Grown|IGI

1.73ct F VS2 Radiant Lab Grown Diamond

ID • F/VS2 • IGI LG613353977

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

Certificate IGI LG613353977

Diamond specifications and retailer prices

From £160 GBP
$215 USD
As of October 30, 2026
Save £1,026 GBP (86%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: £1,187 GBP at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 1.73ct lab-grown radiant diamond

This 1.73ct lab-grown radiant sits in the one-and-a-half to two carat band, graded F colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG613353977 or 613353977. Listed at 18 retailers as of October 29, 2026, with prices from £160 to £1,187, a £1,026 spread on the same certified stone. Brilliant Earth lists it at £1,187. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.73
Carat
F
Colour
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle40.9°
Pavilion angle35.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG613353977
Dimensions8.62 × 5.90 × 3.98 mm
L/W Ratio1.46
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
8.62 mm5.90 mm1.73 ctF / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG613353977
Side View
Table 66.0%Crown 40.9°Girdle: MediumPavilion 35.3°Culet: NoneDepth 67.5%

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 30
Current: £1,187 GBP|Low: £160 GBP|High: £1,254 GBP|Avg: £502 GBP|-5.4%
Brilliant Earth
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
Retailer 15
Retailer 16
Retailer 17
Retailer 18
October 31, 2026
Retailer 18£160 GBP
Retailer 13£187 GBP
Retailer 5£199 GBP
Retailer 9£199 GBP
Retailer 17£245 GBP
Retailer 6£341 GBP
Retailer 10£351 GBP
Retailer 2£352 GBP
Retailer 11£370 GBP
Retailer 4£452 GBP
Retailer 16£456 GBP
Retailer 3£641 GBP
Retailer 14£643 GBP
Retailer 8£681 GBP
Retailer 15£804 GBP
Retailer 7£811 GBP
Retailer 12£813 GBP
Brilliant Earth£1,187 GBP

39 data points across 18 retailers

18 retailers£160 GBP to £1,187 GBP

A
Cheapest Retailer
-
£160 GBP
$215 USD
A
Retailer 2
-
£187 GBP
$250 USD
View
A
Retailer 3
-
£199 GBP
$267 USD
View
A
Retailer 4
-
£199 GBP
$267 USD
View
Retailer 5
-
£245 GBP
View
Price last confirmed 14 days ago
B+
Retailer 6
-
£341 GBP
$457 USD
View
A
Retailer 7
-
£352 GBP
€449 EUR
View
A
Retailer 8
-
£370 GBP
View
A
Retailer 9
-
£452 GBP
$605 USD
View
A
Retailer 10
-
£456 GBP
$611 USD
View
B+
Retailer 11
-
£641 GBP
$859 USD
View
B+
Retailer 12
-
£643 GBP
$862 USD
View
Retailer 13
-
£681 GBP
$912 USD
View
Price last confirmed 13 days ago
B+
Retailer 14
-
£697 GBP
View
Retailer 15
-
£804 GBP
View
Price last confirmed 12 days ago
B+
Retailer 16
-
£811 GBP
$1,087 USD
View
B+
Retailer 17
-
£813 GBP
$1,090 USD
View
Most Expensive
B
Brilliant Earth
8840940A · Oct 29
£1,187 GBP
$1,590 USD
View
17 more retailers have this diamond
Prices start from £160 GBPSave up to £1,026 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
1.73ct Radiant
£160 GBP