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Oval|Lab Grown|IGI

1.73ct I VS1 Oval Lab Grown Diamond

ID • I/VS1 • IGI LG440011004

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG440011004

Diamond specifications and retailer prices

From £746 GBP
$1,000 USD
As of October 30, 2026
Save £940 GBP (56%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: £3,230 GBP at Flawless Fine Jewelry · As of October 31, 2026
View at Flawless Fine Jewelry

About this 1.73ct lab-grown oval diamond

This 1.73ct lab-grown oval sits in the one-and-a-half to two carat band, graded I colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG440011004 or 440011004. Listed at 12 retailers as of October 30, 2026, with a 126% 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
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.1°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG440011004
Dimensions9.29 × 6.84 × 4.25 mm
L/W Ratio1.36
Girdle conditionFaceted
Culet sizePointed
Top View
9.29 mm6.84 mm1.73 ctI / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG440011004
Side View
Table 57.5%Crown 35.1°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 62.1%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: £3,230 GBP|Low: £746 GBP|High: £4,519 GBP|Avg: £2,328 GBP
Flawless Fine Jewelry
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 30, 2026
Retailer 2£746 GBP
Retailer 8£1,346 GBP
Retailer 12£1,464 GBP
Retailer 9£1,561 GBP
Retailer 3£1,687 GBP
Retailer 4£2,076 GBP
Retailer 10£2,449 GBP
Retailer 7£2,626 GBP
Retailer 5£2,870 GBP
Retailer 11£2,926 GBP
Flawless Fine Jewelry£3,230 GBP
Retailer 6£4,483 GBP

20 data points across 12 retailers

12 retailers£746 GBP to £1,687 GBP

B+
Cheapest Retailer
-
£746 GBP
$1,000 USD
B
Retailer 2
-
£1,346 GBP
$1,804 USD
View
B
Retailer 3
-
£1,464 GBP
$1,962 USD
View
Retailer 4
-
£1,561 GBP
$2,092 USD
View
Price last confirmed 18 days ago
B
Retailer 5
-
£1,561 GBP
$2,092 USD
View
B
Retailer 6
-
£1,687 GBP
$2,260 USD
View
Retailer 7
-
£2,449 GBP
$3,282 USD
View
Price under review
Retailer 8
-
£2,626 GBP
$3,519 USD
View
Price under review
Retailer 9
-
£2,870 GBP
ZAR 62,131 ZAR
View
Price under review
Retailer 10
-
£2,926 GBP
$3,921 USD
View
Price under review
Most Expensive
Flawless Fine Jewelry
7587C78F4 · Oct 31
£3,230 GBP
View
Price under review
10 more retailers have this diamond
Prices start from £746 GBPSave up to £940 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 Oval
£746 GBP