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Round|Lab Grown|GCAL

2.55ct H SI1 Round Lab Grown Diamond

ID • H/SI1 • GCAL 331140188

Shape and cutting style on the report: Round brilliant

Certificate GCAL 331140188

Diamond specifications and retailer prices

From €306 EUR
As of November 5, 2026
Save €2,403 EUR (89%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: €2,708 EUR at Do Amore Diamonds · As of November 6, 2026
View at Do Amore Diamonds

About this 2.55ct lab-grown round diamond

This 2.55ct 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 331140188. Listed at 17 retailers as of November 5, 2026, with prices from €306 to €2,708, a €2,403 spread on the same certified stone. Do Amore Diamonds lists it at €2,708. 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

2.55
Carat
H
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle40.8°
OriginLab Grown
Grading LabGCAL
CertificateGCAL 331140188
Dimensions8.81 × 8.83 × 5.38 mm
L/W Ratio1.00
Culet sizeNone
Top View
8.81 mm8.83 mm2.55 ctH / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGCAL 331140188
Side View
Table 57.0%Crown 34.5°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 61.0%

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: Nov 5
Current: €2,708 EUR|Low: €273 EUR|High: €2,708 EUR|Avg: €998 EUR|+3.8%
Do Amore Diamonds
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
November 6, 2026
Retailer 10€306 EUR
Retailer 14€342 EUR
Retailer 6€353 EUR
Retailer 3€379 EUR
Retailer 2€552 EUR
Retailer 4€561 EUR
Retailer 11€587 EUR
Retailer 9€1,250 EUR
Retailer 7€1,283 EUR
Retailer 13€1,344 EUR
Retailer 12€1,476 EUR
Retailer 5€1,482 EUR
Retailer 8€1,628 EUR
Do Amore Diamonds€2,708 EUR

33 data points across 14 retailers

17 retailers€306 EUR to €2,708 EUR

Retailer 1
-
€284 EUR
Price last confirmed 45 days ago
A
Retailer 2
-
€306 EUR
View
Retailer 3
-
€330 EUR
View
Price last confirmed 44 days ago
A
Retailer 4
-
€342 EUR
View
Final sale: no returns
Retailer 5
-
€348 EUR
View
Price last confirmed 45 days ago
A
Retailer 6
-
€379 EUR
View
A
Retailer 7
-
€552 EUR
View
B+
Retailer 8
-
€561 EUR
View
A
Retailer 9
-
€587 EUR
View
A
Retailer 10
-
€1,250 EUR
View
Retailer 11
-
€1,251 EUR
View
Price last confirmed 46 days ago
A
Retailer 12
-
€1,283 EUR
View
A
Retailer 13
-
€1,344 EUR
View
A
Retailer 14
-
€1,476 EUR
View
A
Retailer 15
-
€1,482 EUR
View
A
Retailer 16
-
€1,628 EUR
View
Most Expensive
B+
Do Amore Diamonds
27-16AE49179 · Nov 6
€2,708 EUR
$3,040 USD
View
16 more retailers have this diamond
Prices start from €306 EURSave up to €2,403 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
2.55ct Round
€306 EUR