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Oval|Lab Grown|IGI

2.23ct D SI1 Oval Lab Grown Diamond

GD • D/SI1 • IGI LG621448861

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG621448861

Diamond specifications and retailer prices

From £211 GBP
$281 USD
As of October 29, 2026
Save £1,246 GBP (86%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: £1,457 GBP at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 2.23ct lab-grown oval diamond

This 2.23ct lab-grown oval sits in the two to three carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a standard cut grade and certified by IGI LG621448861 or 621448861. Listed at 17 retailers as of October 29, 2026, with prices from £211 to £1,457, a £1,246 spread on the same certified stone. Brilliant Earth lists it at £1,457. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

2.23
Carat
D
Colour
SI1
Clarity
Good
Cut

Specifications

CutGood
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.3°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG621448861
Dimensions10.27 × 7.39 × 4.63 mm
L/W Ratio1.39
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
10.27 mm7.39 mm2.23 ctD / SI1
OriginLab Grown
CutGood
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG621448861
Side View
Table 57.0%Crown 34.3°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 62.7%

Caratlytics Score

How it works →
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: Oct 29
Current: £1,457 GBP|Low: £245 GBP|High: £1,509 GBP|Avg: £678 GBP|-3.5%
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
October 30, 2026
Retailer 11£245 GBP
Retailer 9£262 GBP
Retailer 6£263 GBP
Retailer 5£288 GBP
Retailer 4£344 GBP
Retailer 8£379 GBP
Retailer 10£445 GBP
Retailer 2£462 GBP
Retailer 14£479 GBP
Retailer 12£620 GBP
Retailer 13£670 GBP
Retailer 7£1,055 GBP
Retailer 3£1,318 GBP
Brilliant Earth£1,457 GBP

41 data points across 14 retailers

17 retailers£211 GBP to £1,457 GBP

A
Cheapest Retailer
-
£211 GBP
$281 USD
A
Retailer 2
-
£245 GBP
$326 USD
View
B+
Retailer 3
-
£262 GBP
$349 USD
View
A
Retailer 4
-
£262 GBP
$349 USD
View
B+
Retailer 5
-
£263 GBP
$350 USD
View
Final sale: no returns
B+
Retailer 6
-
£288 GBP
HK$3,000 HKD
View
B+
Retailer 7
-
£344 GBP
$458 USD
View
B+
Retailer 8
-
£379 GBP
$505 USD
View
A
Retailer 9
-
£445 GBP
€565 EUR
View
A
Retailer 10
-
£462 GBP
View
B+
Retailer 11
-
£479 GBP
$638 USD
View
B+
Retailer 12
-
£620 GBP
$826 USD
View
B
Retailer 13
-
£670 GBP
$892 USD
View
B
Retailer 14
-
£842 GBP
$1,121 USD
View
B
Retailer 15
-
£1,055 GBP
View
Retailer 16
-
£1,318 GBP
$1,755 USD
View
Price last confirmed 11 days ago
Most Expensive
B
Brilliant Earth
20470757A · Oct 29
£1,457 GBP
$1,940 USD
View
16 more retailers have this diamond
Prices start from £211 GBPSave up to £1,246 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
2.23ct Oval
£211 GBP