Radiant|Lab Grown|IGI

1.69ct E SI1 Radiant Lab Grown Diamond

ID • E/SI1 • IGI LG683593680

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

Certificate IGI LG683593680

Diamond specifications and retailer prices

From €357 EUR
$399 USD
As of October 28, 2026
Save €694 EUR (66%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: €1,052 EUR at MOH London · As of October 29, 2026
View at MOH London

About this 1.69ct lab-grown radiant diamond

This 1.69ct lab-grown radiant sits in the one-and-a-half to two carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG683593680 or 683593680. Listed at 3 retailers as of October 28, 2026, with prices from €357 to €1,052, a €694 spread on the same certified stone. MOH London lists it at €1,052. 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

1.69
Carat
E
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle43.1°
Pavilion angle35.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG683593680
Dimensions8.57 × 5.87 × 3.98 mm
L/W Ratio1.46
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.57 mm5.87 mm1.69 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG683593680
Side View
Table 65.0%Crown 43.1°Girdle: MediumPavilion 35.7°Culet: NoneDepth 67.8%

Caratlytics Score

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B+
Very Good
Strong quality and value balance
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Price History

Last verified: Oct 28
Current: €1,052 EUR|Low: €343 EUR|High: €1,057 EUR|Avg: €617 EUR|+11.4%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
October 29, 2026
Retailer 3€357 EUR
Retailer 7€394 EUR
Retailer 6€491 EUR
Retailer 4€516 EUR
Retailer 5€708 EUR
Retailer 2€868 EUR
MOH London€1,052 EUR

14 data points across 7 retailers

3 retailers€357 EUR to €1,052 EUR

B+
Cheapest Retailer
-
€357 EUR
$399 USD
Retailer 2
-
€868 EUR
$970 USD
View
Price last confirmed 13 days ago
Most Expensive
B
MOH London
LG683593680 · Oct 29
€1,052 EUR
£925 GBP
View
2 more retailers have this diamond
Prices start from €357 EURSave up to €694 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.

B+
1.69ct Radiant
€357 EUR