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Round|Lab Grown|IGI

2.55ct H SI1 Round Lab Grown Diamond

ID • H/SI1 • IGI LG485164033

Shape and cutting style on the report: Round brilliant

Certificate IGI LG485164033

Diamond specifications and retailer prices

From €1,321 EUR
$1,476 USD
As of October 29, 2026
Save €7,764 EUR (85%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: €9,085 EUR at Do Amore Diamonds · As of October 31, 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 IGI LG485164033 or 485164033. Listed at 14 retailers as of October 29, 2026, with prices from €1,321 to €9,085, a €7,764 spread on the same certified stone. Do Amore Diamonds lists it at €9,085. 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
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG485164033
Dimensions8.86 × 8.82 × 5.35 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
IDEAL CUT ROUND BRILLIANT This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
8.86 mm8.82 mm2.55 ctH / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG485164033
Side View
Table 58.0%Crown 34°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 60.6%

Caratlytics Score

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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: €9,085 EUR|Low: €1,057 EUR|High: €9,085 EUR|Avg: €2,697 EUR
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 1, 2026
Retailer 9€1,321 EUR
Retailer 6€1,415 EUR
Retailer 14€1,438 EUR
Retailer 12€1,480 EUR
Retailer 10€1,532 EUR
Retailer 2€1,642 EUR
Retailer 7€1,687 EUR
Retailer 13€1,705 EUR
Retailer 11€2,416 EUR
Retailer 5€2,781 EUR
Retailer 4€2,871 EUR
Retailer 3€3,170 EUR
Retailer 8€4,837 EUR
Do Amore Diamonds€9,085 EUR

22 data points across 14 retailers

14 retailers€1,321 EUR to €9,085 EUR

A
Cheapest Retailer
-
€1,321 EUR
$1,476 USD
A
Retailer 2
-
€1,438 EUR
$1,606 USD
View
A
Retailer 3
-
€1,480 EUR
$1,653 USD
View
Final sale: no returns
Retailer 4
-
€1,532 EUR
$1,712 USD
View
Price last confirmed 19 days ago
A
Retailer 5
-
€1,532 EUR
$1,712 USD
View
A
Retailer 6
-
€1,642 EUR
$1,835 USD
View
A
Retailer 7
-
€1,687 EUR
$1,885 USD
View
A
Retailer 8
-
€1,705 EUR
$1,905 USD
View
B+
Retailer 9
-
€2,416 EUR
$2,699 USD
View
B+
Retailer 10
-
€2,781 EUR
$3,107 USD
View
B+
Retailer 11
-
€2,871 EUR
CA$4,455 CAD
View
B+
Retailer 12
-
€3,170 EUR
$3,542 USD
View
B
Retailer 13
-
€4,837 EUR
£4,255 GBP
View
Most Expensive
B
Do Amore Diamonds
27-5C5909404 · Oct 31
€9,085 EUR
$10,150 USD
View
13 more retailers have this diamond
Prices start from €1,321 EURSave up to €7,764 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
€1,321 EUR