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Radiant|Lab Grown|IGI

1.74ct H SI1 Radiant Lab Grown Diamond

ID • H/SI1 • IGI LG487108318

Shape and cutting style on the report: Cut cornered rectangular modified brilliant

Certificate IGI LG487108318

Diamond specifications and retailer prices

From $1,406 SGD
$1,100 USD
As of October 31, 2026
Save $5,608 SGD (80%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $7,014 SGD at MOH London · As of November 1, 2026
View at MOH London

About this 1.74ct lab-grown radiant diamond

This 1.74ct lab-grown radiant sits in the one-and-a-half to two carat band, graded H colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG487108318 or 487108318. Listed at 10 retailers as of October 31, 2026, with prices from $1,406 to $7,014, a $5,608 spread on the same certified stone. MOH London lists it at $7,014. 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
H
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle45.2°
Pavilion angle31.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG487108318
Dimensions7.98 × 6.03 × 4.07 mm
L/W Ratio1.32
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
7.98 mm6.03 mm1.74 ctH / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG487108318
Side View
Table 65.5%Crown 45.2°Girdle: MED-STKPavilion 31.9°Culet: NoneDepth 67.5%

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 31
Current: $7,014 SGD|Low: $1,406 SGD|High: $7,098 SGD|Avg: $3,440 SGD
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 1, 2026
Retailer 2$1,406 SGD
Retailer 5$2,117 SGD
Retailer 9$2,304 SGD
Retailer 6$2,456 SGD
Retailer 10$2,672 SGD
Retailer 3$2,679 SGD
Retailer 11$3,297 SGD
Retailer 7$3,859 SGD
Retailer 4$4,234 SGD
Retailer 8$4,604 SGD
MOH London$7,014 SGD

17 data points across 11 retailers

10 retailers$1,406 SGD to $7,014 SGD

A
Cheapest Retailer
-
$1,406 SGD
$1,100 USD
B+
Retailer 2
-
$2,117 SGD
$1,656 USD
View
B+
Retailer 3
-
$2,304 SGD
$1,802 USD
View
Retailer 4
-
$2,456 SGD
$1,921 USD
View
Price last confirmed 20 days ago
B+
Retailer 5
-
$2,456 SGD
$1,921 USD
View
B+
Retailer 6
-
$2,672 SGD
$2,090 USD
View
B
Retailer 7
-
$3,859 SGD
$3,019 USD
View
B
Retailer 8
-
$4,234 SGD
$3,312 USD
View
B
Retailer 9
-
$4,604 SGD
$3,601 USD
View
Most Expensive
B
MOH London
LG487108318 · Nov 1
$7,014 SGD
£4,320 GBP
View
9 more retailers have this diamond
Prices start from $1,406 SGDSave up to $5,608 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 Radiant
$1,406 SGD