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Radiant|Lab Grown|IGI

0.74ct E SI1 Radiant Lab Grown Diamond

ID • E/SI1 • IGI LG687598751

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

Certificate IGI LG687598751

Diamond specifications and retailer prices

From €105 EUR
$117 USD
As of October 30, 2026
Save €359 EUR (77%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: €464 EUR at Friendly Diamonds · As of October 31, 2026
View at Friendly Diamonds

About this 0.74ct lab-grown radiant diamond

This 0.74ct lab-grown radiant sits in the half to three-quarter carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG687598751 or 687598751. Listed at 11 retailers as of October 30, 2026, with prices from €105 to €464, a €359 spread on the same certified stone. Friendly Diamonds lists it at €464. 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

0.74
Carat
E
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle44.7°
Pavilion angle34.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG687598751
Dimensions6.42 × 4.39 × 2.96 mm
L/W Ratio1.46
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.42 mm4.39 mm0.74 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG687598751
Side View
Table 64.0%Crown 44.7°Girdle: STK-THKPavilion 34.5°Culet: NoneDepth 67.4%

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: €464 EUR|Low: €105 EUR|High: €546 EUR|Avg: €287 EUR
Friendly Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
October 31, 2026
Retailer 9€105 EUR
Retailer 3€121 EUR
Retailer 10€138 EUR
Retailer 15€149 EUR
Retailer 7€216 EUR
Retailer 2€236 EUR
Retailer 13€252 EUR
Retailer 8€262 EUR
Retailer 14€282 EUR
Retailer 5€309 EUR
Retailer 11€342 EUR
Retailer 12€416 EUR
Friendly Diamonds€464 EUR
Retailer 4€515 EUR
Retailer 6€546 EUR

4 data points across 15 retailers

11 retailers€105 EUR to €464 EUR

A
Cheapest Retailer
-
€105 EUR
$117 USD
A
Retailer 2
-
€121 EUR
$135 USD
View
A
Retailer 3
-
€138 EUR
$154 USD
View
A
Retailer 4
-
€149 EUR
HK$1,300 HKD
View
A
Retailer 5
-
€236 EUR
View
A
Retailer 6
-
€252 EUR
$282 USD
View
A
Retailer 7
-
€262 EUR
£230 GBP
View
A
Retailer 8
-
€282 EUR
£248 GBP
View
B+
Retailer 9
-
€342 EUR
$382 USD
View
B+
Retailer 10
-
€416 EUR
$465 USD
View
Most Expensive
B+
Friendly Diamonds
6558886 · Oct 31
€464 EUR
$518 USD
View
10 more retailers have this diamond
Prices start from €105 EURSave up to €359 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
0.74ct Radiant
€105 EUR