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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 €454 EUR
$507 USD
As of October 30, 2026
Save €1,981 EUR (81%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: €2,435 EUR at Do Amore Diamonds · As of November 1, 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 30, 2026, with prices from €454 to €2,435, a €1,981 spread on the same certified stone. Do Amore Diamonds lists it at €2,435. 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
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: €2,435 EUR|Low: €243 EUR|High: €2,435 EUR|Avg: €776 EUR|+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
Retailer 12
November 1, 2026
Retailer 9€243 EUR
Retailer 10€269 EUR
Retailer 4€299 EUR
Retailer 7€454 EUR
Retailer 5€456 EUR
Retailer 12€554 EUR
Retailer 8€554 EUR
Retailer 3€778 EUR
Retailer 6€1,045 EUR
Retailer 11€1,233 EUR
Retailer 2€1,505 EUR
Do Amore Diamonds€2,435 EUR

17 data points across 12 retailers

12 retailers€454 EUR to €2,435 EUR

Retailer 1
-
€217 EUR
$242 USD
Price last confirmed 40 days ago
Retailer 2
-
€252 EUR
$281 USD
View
Price last confirmed 40 days ago
Retailer 3
-
€266 EUR
$297 USD
View
Price last confirmed 40 days ago
A
Retailer 4
-
€454 EUR
$507 USD
View
A
Retailer 5
-
€456 EUR
$510 USD
View
A
Retailer 6
-
€554 EUR
$619 USD
View
A
Retailer 7
-
€778 EUR
$869 USD
View
Retailer 8
-
€954 EUR
$1,066 USD
View
Price last confirmed 41 days ago
B+
Retailer 9
-
€1,045 EUR
$1,168 USD
View
A
Retailer 10
-
€1,233 EUR
$1,378 USD
View
B+
Retailer 11
-
€1,505 EUR
£1,324 GBP
View
Most Expensive
B
Do Amore Diamonds
27-E3A057575 · Nov 1
€2,435 EUR
$2,720 USD
View
11 more retailers have this diamond
Prices start from €454 EURSave up to €1,981 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
€454 EUR