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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 $746 SGD
$582 USD
As of October 27, 2026
Save $1,715 SGD (70%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $2,462 SGD at Brilliant Earth · As of October 28, 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 27, 2026, with prices from $746 to $2,462, a $1,715 spread on the same certified stone. Brilliant Earth lists it at $2,462. 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
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 27
Current: $2,462 SGD|Low: $746 SGD|High: $4,315 SGD|Avg: $1,848 SGD|-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$746 SGD
Retailer 9$1,000 SGD
Retailer 4$1,100 SGD
Retailer 5$1,131 SGD
Retailer 8$1,310 SGD
Retailer 2$1,344 SGD
Retailer 3$1,348 SGD
Brilliant Earth$2,462 SGD
Retailer 10$3,676 SGD
Retailer 7$4,315 SGD

22 data points across 10 retailers

6 retailers$746 SGD to $2,462 SGD

A
Cheapest Retailer
-
$746 SGD
$582 USD
B+
Retailer 2
-
$1,100 SGD
HK$6,700 HKD
View
B+
Retailer 3
-
$1,131 SGD
$882 USD
View
B+
Retailer 4
-
$1,344 SGD
€998 EUR
View
B
Retailer 5
-
$1,348 SGD
A$1,618 AUD
View
Most Expensive
B
Brilliant Earth
13162572A · Oct 28
$2,462 SGD
$1,920 USD
View
5 more retailers have this diamond
Prices start from $746 SGDSave up to $1,715 SGD

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
$746 SGD