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Round|Lab Grown|IGI

2.28ct E IF Round Lab Grown Diamond

ID • E/IF • IGI LG691547380

Shape and cutting style on the report: Round brilliant

Certificate IGI LG691547380

Diamond specifications and retailer prices

From £355 GBP
$476 USD
As of October 29, 2026
Save £2,313 GBP (87%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: £2,668 GBP at Rare Carat · As of October 28, 2026
View at Rare Carat

About this 2.28ct lab-grown round diamond

This 2.28ct lab-grown round sits in the two to three carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG691547380 or 691547380. Listed at 20 retailers as of October 28, 2026, with prices from £355 to £2,668, a £2,313 spread on the same certified stone. Rare Carat lists it at £2,668. 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

2.28
Carat
E
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.3°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG691547380
Dimensions8.43 × 8.40 × 5.23 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
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
8.43 mm8.40 mm2.28 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG691547380
Side View
Table 58.0%Crown 35.3°Girdle: MediumPavilion 41.1°Culet: NoneDepth 62.2%

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 29
Current: £2,668 GBP|Low: £341 GBP|High: £2,694 GBP|Avg: £979 GBP|-1.0%
Rare Carat
Retailer 2
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Retailer 20
October 31, 2026
Retailer 3£355 GBP
Retailer 8£397 GBP
Retailer 6£398 GBP
Retailer 4£440 GBP
Retailer 20£440 GBP
Retailer 13£492 GBP
Retailer 2£545 GBP
Retailer 19£601 GBP
Retailer 10£639 GBP
Retailer 14£729 GBP
Retailer 17£985 GBP
Retailer 16£1,063 GBP
Retailer 7£1,072 GBP
Retailer 18£1,184 GBP
Retailer 5£1,416 GBP
Retailer 12£1,438 GBP
Retailer 9£1,548 GBP
Retailer 15£1,626 GBP
Retailer 11£1,649 GBP
Rare Carat£2,668 GBP

32 data points across 20 retailers

20 retailers£355 GBP to £2,668 GBP

A
Cheapest Retailer
-
£355 GBP
$476 USD
A
Retailer 2
-
£397 GBP
$532 USD
View
Final sale: no returns
A
Retailer 3
-
£398 GBP
$533 USD
View
Retailer 4
-
£440 GBP
$590 USD
View
Price last confirmed 15 days ago
A
Retailer 5
-
£440 GBP
$590 USD
View
A
Retailer 6
-
£492 GBP
View
A
Retailer 7
-
£545 GBP
$730 USD
View
A
Retailer 8
-
£601 GBP
$805 USD
View
A
Retailer 9
-
£639 GBP
$856 USD
View
A
Retailer 10
-
£729 GBP
View
Retailer 11
-
£985 GBP
A$2,031 AUD
View
Price last confirmed 11 days ago
A
Retailer 12
-
£1,063 GBP
ZAR 23,009 ZAR
View
A
Retailer 13
-
£1,072 GBP
$1,436 USD
View
A
Retailer 14
-
£1,184 GBP
$1,587 USD
View
B+
Retailer 15
-
£1,416 GBP
$1,897 USD
View
B+
Retailer 16
-
£1,438 GBP
$1,926 USD
View
B+
Retailer 17
-
£1,548 GBP
$2,074 USD
View
B+
Retailer 18
-
£1,626 GBP
View
B+
Retailer 19
-
£1,649 GBP
$2,209 USD
View
Most Expensive
B
Rare Carat
SS12972_l_691547380 · Oct 28
£2,668 GBP
$3,575 USD
View
19 more retailers have this diamond
Prices start from £355 GBPSave up to £2,313 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
2.28ct Round
£355 GBP