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Round|Lab Grown|IGI

2.09ct H VS1 Round Lab Grown Diamond

ID • H/VS1 • IGI LG841605548

Shape and cutting style on the report: Round brilliant

Certificate IGI LG841605548

Diamond specifications and retailer prices

From £257 GBP
$344 USD
As of November 1, 2026
Save £1,208 GBP (82%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: £1,739 GBP at Brilliant Earth · As of October 11, 2026
View at Brilliant Earth

About this 2.09ct lab-grown round diamond

This 2.09ct lab-grown round sits in the two to three carat band, graded H colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG841605548 or 841605548. Listed at 18 retailers as of October 31, 2026, with a 470% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

2.09
Carat
H
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG841605548
Dimensions8.19 × 8.23 × 5.04 mm
L/W Ratio1.00
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.19 mm8.23 mm2.09 ctH / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG841605548
Side View
Table 58.0%Crown 34.5°Girdle: THN-MEDPavilion 40.8°Culet: NoneDepth 61.4%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: £1,739 GBP|Low: £257 GBP|High: £1,739 GBP|Avg: £759 GBP
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
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Retailer 17
Retailer 18
November 1, 2026
Retailer 4£257 GBP
Retailer 16£297 GBP
Retailer 3£318 GBP
Retailer 8£318 GBP
Retailer 18£462 GBP
Retailer 17£484 GBP
Retailer 15£485 GBP
Retailer 9£512 GBP
Retailer 12£514 GBP
Retailer 7£526 GBP
Retailer 13£706 GBP
Retailer 14£767 GBP
Retailer 11£787 GBP
Retailer 5£1,022 GBP
Retailer 6£1,054 GBP
Retailer 2£1,274 GBP
Retailer 10£1,464 GBP
Brilliant Earth£1,739 GBP

18 data points across 18 retailers

18 retailers£257 GBP to £1,464 GBP

A
Cheapest Retailer
-
£257 GBP
$344 USD
A
Retailer 2
-
£297 GBP
$398 USD
View
A
Retailer 3
-
£318 GBP
$426 USD
View
Retailer 4
-
£318 GBP
$426 USD
View
Price last confirmed 7 days ago
Retailer 5
-
£462 GBP
View
Price last confirmed 15 days ago
A
Retailer 6
-
£484 GBP
$649 USD
View
A
Retailer 7
-
£485 GBP
$650 USD
View
A
Retailer 8
-
£512 GBP
$686 USD
View
A
Retailer 9
-
£514 GBP
€656 EUR
View
A
Retailer 10
-
£526 GBP
$705 USD
View
B+
Retailer 11
-
£706 GBP
A$1,456 AUD
View
B+
Retailer 12
-
£767 GBP
ZAR 16,596 ZAR
View
B+
Retailer 13
-
£787 GBP
$1,055 USD
View
B+
Retailer 14
-
£1,022 GBP
$1,369 USD
View
B+
Retailer 15
-
£1,054 GBP
$1,412 USD
View
B
Retailer 16
-
£1,274 GBP
View
B
Retailer 17
-
£1,464 GBP
$1,962 USD
View
Most Expensive
Brilliant Earth
21809489A · Oct 11
£1,739 GBP
$2,330 USD
View
Price last confirmed 21 days ago
17 more retailers have this diamond
Prices start from £257 GBPSave up to £1,208 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
2.09ct Round
£257 GBP