CaratHunter
Plans
Round|Lab Grown|IGI

1.73ct I VVS2 Round Lab Grown Diamond

ID • I/VVS2 • IGI LG12229012

Shape and cutting style on the report: Round brilliant

Certificate IGI LG12229012

Diamond specifications and retailer prices

From £387 GBP
$518 USD
As of October 30, 2026
Save £1,065 GBP (73%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: £2,396 GBP at Do Amore Diamonds · As of October 29, 2026
View at Do Amore 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 LG12229012 or 12229012. Listed at 12 retailers as of October 29, 2026, with a 275% 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 angle35.5°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG12229012
Dimensions7.71 × 7.69 × 4.75 mm
L/W Ratio1.00
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
7.71 mm7.69 mm1.73 ctI / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG12229012
Side View
Table 58.5%Crown 35.5°Girdle: MediumPavilion 41°Culet: NoneDepth 61.7%

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: £2,396 GBP|Low: £168 GBP|High: £2,396 GBP|Avg: £847 GBP|+28.4%
Do Amore 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
Retailer 15
October 30, 2026
Retailer 5£168 GBP
Retailer 2£387 GBP
Retailer 14£394 GBP
Retailer 11£396 GBP
Retailer 6£534 GBP
Retailer 8£567 GBP
Retailer 10£635 GBP
Retailer 3£699 GBP
Retailer 4£723 GBP
Retailer 13£981 GBP
Retailer 7£1,183 GBP
Retailer 12£1,187 GBP
Retailer 15£1,219 GBP
Retailer 9£1,451 GBP
Do Amore Diamonds£2,396 GBP

14 data points across 15 retailers

12 retailers£387 GBP to £1,451 GBP

B+
Cheapest Retailer
-
£387 GBP
$518 USD
A
Retailer 2
-
£394 GBP
$528 USD
View
A
Retailer 3
-
£396 GBP
$530 USD
View
B+
Retailer 4
-
£567 GBP
View
B+
Retailer 5
-
£635 GBP
ZAR 13,743 ZAR
View
B
Retailer 6
-
£699 GBP
$936 USD
View
B+
Retailer 7
-
£723 GBP
$969 USD
View
B
Retailer 8
-
£981 GBP
$1,315 USD
View
B
Retailer 9
-
£1,187 GBP
$1,590 USD
View
B
Retailer 10
-
£1,219 GBP
$1,633 USD
View
B
Retailer 11
-
£1,451 GBP
View
Most Expensive
Do Amore Diamonds
27-579233F84 · Oct 29
£2,396 GBP
$3,210 USD
View
Price under review
11 more retailers have this diamond
Prices start from £387 GBPSave up to £1,065 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 Round
£387 GBP