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Round|Lab Grown|IGI

1.74ct I SI1 Round Lab Grown Diamond

ID • I/SI1 • IGI LG476159592

Shape and cutting style on the report: Round brilliant

Certificate IGI LG476159592

Diamond specifications and retailer prices

From $650 SGD
$507 USD
As of October 27, 2026
Save $2,837 SGD (81%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $3,487 SGD at Do Amore Diamonds · As of October 28, 2026
View at Do Amore Diamonds

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 I colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG476159592 or 476159592. Listed at 12 retailers as of October 27, 2026, with prices from $650 to $3,487, a $2,837 spread on the same certified stone. Do Amore Diamonds lists it at $3,487. 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
I
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG476159592
Dimensions7.73 × 7.67 × 4.77 mm
L/W Ratio1.01
Girdle conditionFaceted
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
7.73 mm7.67 mm1.74 ctI / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG476159592
Side View
Table 57.5%Crown 35.5°Girdle: MediumPavilion 41°Culet: NoneDepth 61.9%

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: $3,487 SGD|Low: $349 SGD|High: $3,487 SGD|Avg: $1,174 SGD|+16.7%
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 29, 2026
Retailer 8$349 SGD
Retailer 3$428 SGD
Retailer 6$650 SGD
Retailer 4$654 SGD
Retailer 10$793 SGD
Retailer 7$794 SGD
Retailer 11$1,114 SGD
Retailer 5$1,497 SGD
Retailer 9$1,767 SGD
Retailer 2$2,167 SGD
Do Amore Diamonds$3,487 SGD

16 data points across 11 retailers

12 retailers$650 SGD to $3,487 SGD

A
Retailer 1
-
$310 SGD
$242 USD
Price last confirmed 37 days ago
A
Retailer 2
-
$360 SGD
$281 USD
View
Price last confirmed 37 days ago
A
Retailer 3
-
$381 SGD
$297 USD
View
Price last confirmed 37 days ago
A
Retailer 4
-
$650 SGD
$507 USD
View
A
Retailer 5
-
$654 SGD
$510 USD
View
A
Retailer 6
-
$794 SGD
$619 USD
View
A
Retailer 7
-
$1,114 SGD
$869 USD
View
A
Retailer 8
-
$1,367 SGD
$1,066 USD
View
Price last confirmed 38 days ago
B+
Retailer 9
-
$1,497 SGD
$1,168 USD
View
A
Retailer 10
-
$1,767 SGD
$1,378 USD
View
B+
Retailer 11
-
$2,167 SGD
£1,331 GBP
View
Most Expensive
B
Do Amore Diamonds
27-E3A057575 · Oct 28
$3,487 SGD
$2,720 USD
View
11 more retailers have this diamond
Prices start from $650 SGDSave up to $2,837 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
$650 SGD