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Round|Lab Grown|IGI

2.28ct D SI1 Round Lab Grown Diamond

ID • D/SI1 • IGI LG704578688

Shape and cutting style on the report: Round brilliant

Certificate IGI LG704578688

Diamond specifications and retailer prices

From €238 EUR
$266 USD
As of October 29, 2026
Save €712 EUR (75%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: €951 EUR at NZ Jewellers · As of October 31, 2026
View at NZ Jewellers

About this 2.28ct lab-grown round diamond

This 2.28ct lab-grown round sits in the two to three carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG704578688 or 704578688. Listed at 13 retailers as of October 29, 2026, with prices from €238 to €951, a €712 spread on the same certified stone. NZ Jewellers lists it at €951. 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
D
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.9°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG704578688
Dimensions8.50 × 8.55 × 5.17 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.50 mm8.55 mm2.28 ctD / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG704578688
Side View
Table 56.0%Crown 33.9°Girdle: THN-MEDPavilion 40.6°Culet: NoneDepth 60.6%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 29
Current: €951 EUR|Low: €238 EUR|High: €2,926 EUR|Avg: €936 EUR
NZ Jewellers
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
Retailer 15
Retailer 16
Retailer 17
October 31, 2026
Retailer 13€238 EUR
Retailer 11€277 EUR
Retailer 5€295 EUR
Retailer 17€332 EUR
Retailer 12€429 EUR
Retailer 14€439 EUR
Retailer 15€484 EUR
Retailer 4€491 EUR
Retailer 16€558 EUR
Retailer 2€565 EUR
Retailer 3€677 EUR
Retailer 10€909 EUR
NZ Jewellers€951 EUR
Retailer 6€1,427 EUR
Retailer 7€1,478 EUR
Retailer 9€2,014 EUR
Retailer 8€2,926 EUR

5 data points across 17 retailers

13 retailers€238 EUR to €951 EUR

A
Cheapest Retailer
-
€238 EUR
$266 USD
A
Retailer 2
-
€277 EUR
$309 USD
View
A
Retailer 3
-
€295 EUR
$330 USD
View
A
Retailer 4
-
€332 EUR
HK$2,900 HKD
View
A
Retailer 5
-
€429 EUR
£377 GBP
View
A
Retailer 6
-
€439 EUR
$490 USD
View
A
Retailer 7
-
€484 EUR
View
B+
Retailer 8
-
€491 EUR
$548 USD
View
A
Retailer 9
-
€558 EUR
$623 USD
View
A
Retailer 10
-
€565 EUR
£497 GBP
View
B+
Retailer 11
-
€677 EUR
$756 USD
View
B+
Retailer 12
-
€909 EUR
$1,015 USD
View
Most Expensive
B+
NZ Jewellers
19f8da2d-c723-4b04-808c-e4402733f2e1 · Oct 31
€951 EUR
$1,062 USD
View
12 more retailers have this diamond
Prices start from €238 EURSave up to €712 EUR

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
€238 EUR