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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 €523 EUR
$582 USD
As of October 29, 2026
Save €1,202 EUR (70%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: €1,725 EUR at Brilliant Earth · As of October 29, 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 29, 2026, with prices from €523 to €1,725, a €1,202 spread on the same certified stone. Brilliant Earth lists it at €1,725. 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
Colour
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
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: €1,725 EUR|Low: €523 EUR|High: €3,024 EUR|Avg: €1,295 EUR|-8.6%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 29, 2026
Retailer 6€523 EUR
Retailer 9€701 EUR
Retailer 4€771 EUR
Retailer 5€792 EUR
Retailer 8€918 EUR
Retailer 2€942 EUR
Retailer 3€945 EUR
Brilliant Earth€1,725 EUR
Retailer 10€2,576 EUR
Retailer 7€3,024 EUR

22 data points across 10 retailers

6 retailers€523 EUR to €1,725 EUR

A
Cheapest Retailer
-
€523 EUR
$582 USD
B+
Retailer 2
-
€771 EUR
HK$6,700 HKD
View
B+
Retailer 3
-
€792 EUR
$882 USD
View
B+
Retailer 4
-
€942 EUR
View
B
Retailer 5
-
€945 EUR
A$1,618 AUD
View
Most Expensive
B
Brilliant Earth
13162572A · Oct 29
€1,725 EUR
$1,920 USD
View
5 more retailers have this diamond
Prices start from €523 EURSave up to €1,202 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
€523 EUR