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Round|Lab Grown|GIA

1.74ct E SI1 Round Lab Grown Diamond

EX • E/SI1 • GIA 2517240999

Certificate GIA 2517240999

Diamond specifications and retailer prices

From €521 EUR
$582 USD
As of October 30, 2026
Save €1,198 EUR (70%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: €1,719 EUR at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 1.74ct lab-grown round diamond

This 1.74ct lab-grown round sits in the one-and-a-half to two carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 2517240999. Listed at 6 retailers as of October 30, 2026, with prices from €521 to €1,719, a €1,198 spread on the same certified stone. Brilliant Earth lists it at €1,719. 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

1.74
Carat
E
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34°
Pavilion angle41.6°
OriginLab Grown
Grading LabGIA
CertificateGIA 2517240999
Dimensions7.72 × 7.75 × 4.76 mm
L/W Ratio1.00
Star length50%
Lower girdle75%
Top View
7.72 mm7.75 mm1.74 ctE / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2517240999
Side View
Table 59.0%Crown 34°Girdle: MED-STKPavilion 41.6°Culet: NoneDepth 61.6%

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: Oct 30
Current: €1,719 EUR|Low: €521 EUR|High: €3,012 EUR|Avg: €1,290 EUR|-8.6%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 31, 2026
Retailer 6€521 EUR
Retailer 9€698 EUR
Retailer 4€768 EUR
Retailer 5€789 EUR
Retailer 8€915 EUR
Retailer 2€935 EUR
Retailer 3€941 EUR
Brilliant Earth€1,719 EUR
Retailer 10€2,566 EUR
Retailer 7€3,012 EUR

23 data points across 10 retailers

6 retailers€521 EUR to €1,719 EUR

A
Cheapest Retailer
-
€521 EUR
$582 USD
B+
Retailer 2
-
€768 EUR
HK$6,700 HKD
View
B+
Retailer 3
-
€789 EUR
$882 USD
View
B+
Retailer 4
-
€935 EUR
View
B
Retailer 5
-
€941 EUR
A$1,618 AUD
View
Most Expensive
B
Brilliant Earth
13162572A · Oct 31
€1,719 EUR
$1,920 USD
View
5 more retailers have this diamond
Prices start from €521 EURSave up to €1,198 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
1.74ct Round
€521 EUR