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Round|Lab Grown|IGI

1.74ct I SI2 Round Lab Grown Diamond

ID • I/SI2 • IGI LG407933879

Shape and cutting style on the report: Round brilliant

Certificate IGI LG407933879

Diamond specifications and retailer prices

From €868 EUR
$970 USD
As of October 30, 2026
Save €3,347 EUR (79%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: €4,215 EUR at MOH London · As of October 27, 2026
View at MOH London

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 SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG407933879 or 407933879. Listed at 10 retailers as of October 27, 2026, with prices from €868 to €4,215, a €3,347 spread on the same certified stone. MOH London lists it at €4,215. 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
SI2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.9°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG407933879
Dimensions7.68 × 7.64 × 4.76 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory grown diamond was created by chemical vapor deposition process (CVD) Type IIa
Top View
7.68 mm7.64 mm1.74 ctI / SI2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG407933879
Side View
Table 56.5%Crown 35.9°Girdle: MED-STKPavilion 40.3°Culet: NoneDepth 62.1%

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: €4,215 EUR|Low: €868 EUR|High: €4,261 EUR|Avg: €2,208 EUR|+0.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
October 30, 2026
Retailer 2€868 EUR
Retailer 4€1,383 EUR
Retailer 5€1,422 EUR
Retailer 8€1,636 EUR
Retailer 7€2,017 EUR
Retailer 3€2,326 EUR
Retailer 6€2,675 EUR
Retailer 9€3,300 EUR
MOH London€4,215 EUR

9 data points across 9 retailers

10 retailers€868 EUR to €4,215 EUR

A
Cheapest Retailer
-
€868 EUR
$970 USD
B+
Retailer 2
-
€1,271 EUR
$1,420 USD
View
B+
Retailer 3
-
€1,383 EUR
$1,545 USD
View
B+
Retailer 4
-
€1,422 EUR
$1,589 USD
View
Final sale: no returns
Retailer 5
-
€1,474 EUR
$1,647 USD
View
Price last confirmed 18 days ago
B+
Retailer 6
-
€1,474 EUR
$1,647 USD
View
B
Retailer 7
-
€2,326 EUR
$2,599 USD
View
B
Retailer 8
-
€2,675 EUR
$2,989 USD
View
B
Retailer 9
-
€2,763 EUR
$3,087 USD
View
Most Expensive
B
MOH London
LG407933879 · Oct 27
€4,215 EUR
£3,708 GBP
View
9 more retailers have this diamond
Prices start from €868 EURSave up to €3,347 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
€868 EUR