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Round|Lab Grown|GCAL

2.28ct H SI1 Round Lab Grown Diamond

EX • H/SI1 • GCAL 323000059

Shape and cutting style on the report: Round brilliant

Certificate GCAL 323000059

Diamond specifications and retailer prices

From £254 GBP
$341 USD
As of October 28, 2026
Save £1,761 GBP (87%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: £2,015 GBP at Do Amore Diamonds · As of October 30, 2026
View at Do Amore Diamonds

About this 2.28ct lab-grown round diamond

This 2.28ct lab-grown round sits in the two to three carat band, graded H colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GCAL 323000059. Listed at 16 retailers as of October 28, 2026, with prices from £254 to £2,015, a £1,761 spread on the same certified stone. Do Amore Diamonds lists it at £2,015. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

2.28
Carat
H
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishVery Good
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle41°
OriginLab Grown
Grading LabGCAL
CertificateGCAL 323000059
Dimensions8.46 × 8.49 × 5.20 mm
L/W Ratio1.00
Culet sizeNone
Top View
8.46 mm8.49 mm2.28 ctH / SI1
OriginLab Grown
CutExcellent
PolishVery Good
SymmetryExcellent
FluorescenceNone
CertificateGCAL 323000059
Side View
Table 57.0%Crown 34.5°Girdle: MED-STKPavilion 41°Culet: NoneDepth 61.4%

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 28
Current: £2,015 GBP|Low: £243 GBP|High: £2,015 GBP|Avg: £863 GBP|+4.2%
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 30, 2026
Retailer 7£254 GBP
Retailer 10£266 GBP
Retailer 8£416 GBP
Retailer 6£842 GBP
Retailer 4£916 GBP
Retailer 2£949 GBP
Retailer 5£1,081 GBP
Retailer 9£1,114 GBP
Retailer 3£1,252 GBP
Do Amore Diamonds£2,015 GBP

29 data points across 10 retailers

16 retailers£254 GBP to £2,015 GBP

Retailer 1
-
£207 GBP
$277 USD
Price last confirmed 29 days ago
Retailer 2
-
£215 GBP
$288 USD
View
Price last confirmed 38 days ago
Retailer 3
-
£249 GBP
$334 USD
View
Price last confirmed 38 days ago
A
Retailer 4
-
£254 GBP
$341 USD
View
Final sale: no returns
Retailer 5
-
£263 GBP
$353 USD
View
Price last confirmed 38 days ago
Retailer 6
-
£266 GBP
$357 USD
View
Price last confirmed 28 days ago
B+
Retailer 7
-
£416 GBP
$558 USD
View
A
Retailer 8
-
£842 GBP
$1,128 USD
View
A
Retailer 9
-
£916 GBP
CA$1,705 CAD
View
Retailer 10
-
£946 GBP
$1,267 USD
View
Price last confirmed 30 days ago
Retailer 11
-
£946 GBP
$1,267 USD
View
Price last confirmed 39 days ago
A
Retailer 12
-
£949 GBP
View
A
Retailer 13
-
£1,081 GBP
$1,449 USD
View
A
Retailer 14
-
£1,114 GBP
$1,493 USD
View
A
Retailer 15
-
£1,252 GBP
View
Most Expensive
B+
Do Amore Diamonds
27-5A663F994 · Oct 30
£2,015 GBP
$2,700 USD
View
15 more retailers have this diamond
Prices start from £254 GBPSave up to £1,761 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
£254 GBP