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Round|Lab Grown|IGI

2.29ct F IF Round Lab Grown Diamond

ID • F/IF • IGI LG821693520

Shape and cutting style on the report: Octagonal mixed cut

Certificate IGI LG821693520

Diamond specifications and retailer prices

From £725 GBP
$971 USD
As of November 2, 2026
Save £1,957 GBP (73%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: £2,682 GBP at Taylor and Hart · As of October 31, 2026
View at Taylor and Hart

About this 2.29ct lab-grown round diamond

This 2.29ct lab-grown round sits in the two to three carat band, graded F colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG821693520 or 821693520. Listed at 5 retailers as of October 31, 2026, with prices from £725 to £2,682, a £1,957 spread on the same certified stone. Taylor and Hart lists it at £2,682. 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

2.29
Carat
F
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.3°
Pavilion angle39.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG821693520
Dimensions7.98 × 7.88 × 4.63 mm
L/W Ratio1.01
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
7.98 mm7.88 mm2.29 ctF / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG821693520
Side View
Table 66.0%Crown 38.3°Girdle: Slightly ThickPavilion 39.6°Culet: NoneDepth 58.0%

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: Nov 2
Current: £1,209 GBP|Low: £725 GBP|High: £2,682 GBP|Avg: £1,919 GBP|+0.5%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Taylor and Hart
October 31, 2026
Retailer 3£725 GBP
Retailer 1£1,209 GBP
Retailer 2£1,240 GBP
Retailer 4£2,596 GBP
Retailer 5£2,678 GBP
Taylor and Hart£2,682 GBP

12 data points across 6 retailers

5 retailers£725 GBP to £2,682 GBP

A
Cheapest Retailer
-
£725 GBP
$971 USD
B+
Retailer 2
-
£1,209 GBP
€1,543 EUR
View
B+
Retailer 3
-
£1,240 GBP
$1,662 USD
View
Retailer 4
-
£2,596 GBP
SGD 4,700 SGD
View
Price last confirmed 25 days ago
Most Expensive
B
Taylor and Hart
6YRSDFU · Oct 31
£2,682 GBP
$3,594 USD
View
4 more retailers have this diamond
Prices start from £725 GBPSave up to £1,957 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
2.29ct Round
£725 GBP