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1.74ct F SI1 Round Lab Grown Diamond

ID • F/SI1 • IGI LG747511820

Shape and cutting style on the report: Old european cut

Certificate IGI LG747511820

Diamond specifications and retailer prices

From $927 SGD
€690 EUR
As of November 2, 2026
Save $11 SGD (1%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $937 SGD at Loose Grown Diamond · As of November 1, 2026
View at Loose Grown Diamond

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 F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG747511820 or 747511820. Listed at 3 retailers as of November 1, 2026, with a relatively tight 1% spread, which is unusual at this carat range and suggests competitive pricing across the listings. 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
F
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.2°
Pavilion angle41.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG747511820
Dimensions7.72 × 7.69 × 4.51 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.72 mm7.69 mm1.74 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG747511820
Side View
Table 59.0%Crown 33.2°Girdle: MediumPavilion 41.2°Culet: LargeDepth 58.5%

Caratlytics Score

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B+
Very Good
Strong quality and value balance
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Price History

Last verified: Nov 2
Current: $937 SGD|Low: $586 SGD|High: $1,934 SGD|Avg: $1,044 SGD
Loose Grown Diamond
Retailer 2
Retailer 3
Retailer 4
Retailer 5
October 31, 2026
Retailer 3$586 SGD
Retailer 5$780 SGD
Retailer 2$927 SGD
Loose Grown Diamond$937 SGD
Retailer 4$1,934 SGD

12 data points across 5 retailers

3 retailers$927 SGD to $937 SGD

Retailer 1
-
$586 SGD
$458 USD
Price last confirmed 8 days ago
B+
Retailer 2
-
$927 SGD
€690 EUR
View
Most Expensive
B+
Loose Grown Diamond
747511820 · Nov 1
$937 SGD
$733 USD
View
2 more retailers have this diamond
Prices start from $927 SGDSave up to $11 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.

B+
1.74ct Round
$927 SGD