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Round|Lab Grown|GIA

2.57ct E SI1 Round Lab Grown Diamond

EX • E/SI1 • GIA 2477953800

Certificate GIA 2477953800

Diamond specifications and retailer prices

From €780 EUR
$871 USD
As of November 1, 2026
Save €2,616 EUR (77%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: €3,396 EUR at MOH London · As of October 27, 2026
View at MOH London

About this 2.57ct lab-grown round diamond

This 2.57ct lab-grown round sits in the two to three carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 2477953800. Listed at 16 retailers as of October 27, 2026, with prices from €780 to €3,396, a €2,616 spread on the same certified stone. MOH London lists it at €3,396. 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

2.57
Carat
E
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle40.6°
OriginLab Grown
Grading LabGIA
CertificateGIA 2477953800
Dimensions8.79 × 8.76 × 5.42 mm
L/W Ratio1.00
Star length50%
Lower girdle80%
Top View
8.79 mm8.76 mm2.57 ctE / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2477953800
Side View
Table 57.0%Crown 35.5°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 61.8%

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: Nov 1
Current: €3,396 EUR|Low: €681 EUR|High: €3,431 EUR|Avg: €1,527 EUR|+14.6%
MOH London
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
November 2, 2026
Retailer 8€780 EUR
Retailer 16€780 EUR
Retailer 12€849 EUR
Retailer 4€904 EUR
Retailer 6€997 EUR
Retailer 15€998 EUR
Retailer 5€1,215 EUR
Retailer 9€1,249 EUR
Retailer 2€1,333 EUR
Retailer 3€1,454 EUR
Retailer 14€1,460 EUR
Retailer 11€1,540 EUR
Retailer 13€2,079 EUR
Retailer 10€2,086 EUR
Retailer 17€2,543 EUR
Retailer 7€3,079 EUR
MOH London€3,396 EUR

38 data points across 17 retailers

16 retailers€780 EUR to €3,396 EUR

Retailer 1
-
€780 EUR
$871 USD
Price last confirmed 35 days ago
A
Retailer 2
-
€780 EUR
$871 USD
View
B+
Retailer 3
-
€849 EUR
$948 USD
View
Retailer 4
-
€904 EUR
$1,010 USD
View
Price last confirmed 22 days ago
B+
Retailer 5
-
€997 EUR
$1,114 USD
View
B+
Retailer 6
-
€998 EUR
$1,115 USD
View
B+
Retailer 7
-
€1,215 EUR
$1,357 USD
View
B
Retailer 8
-
€1,333 EUR
£1,173 GBP
View
B
Retailer 9
-
€1,454 EUR
$1,624 USD
View
Retailer 10
-
€1,460 EUR
£1,285 GBP
View
Price last confirmed 16 days ago
B
Retailer 11
-
€1,540 EUR
$1,720 USD
View
B
Retailer 12
-
€2,079 EUR
$2,323 USD
View
B
Retailer 13
-
€2,086 EUR
$2,330 USD
View
B
Retailer 14
-
€2,543 EUR
$2,841 USD
View
Retailer 15
-
€3,079 EUR
$3,440 USD
View
Price last confirmed 37 days ago
Most Expensive
B
MOH London
2477953800 · Oct 27
€3,396 EUR
£2,987 GBP
View
15 more retailers have this diamond
Prices start from €780 EURSave up to €2,616 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
2.57ct Round
€780 EUR