Radiant|Lab Grown|IGI

3.69ct E FL Radiant Lab Grown Diamond

EX • E/FL • IGI LG800643857

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

Certificate IGI LG800643857

Diamond specifications and retailer prices

From $3,167 USD
As of October 27, 2026
Save $16,733 USD (84%) vs most expensive(unlock to see where)
27 retailers carry this diamond
Most expensive: $21,790 USD at Do Amore Diamonds · As of October 29, 2026
View at Do Amore Diamonds

About this 3.69ct lab-grown radiant diamond

This 3.69ct lab-grown radiant sits in the three to five carat band, graded E colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG800643857 or 800643857. Listed at 27 retailers as of October 27, 2026, with a 528% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

3.69
Carat
E
Color
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle40.4°
Pavilion angle35.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG800643857
Dimensions10.99 × 7.65 × 5.17 mm
L/W Ratio1.44
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.99 mm7.65 mm3.69 ctE / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG800643857
Side View
Table 63.0%Crown 40.4°Girdle: MED-STKPavilion 35.5°Culet: NoneDepth 67.6%

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: $5,419 USD|Low: $3,139 USD|High: $13,810 USD|Avg: $6,764 USD|-0.3%
Retailer 1
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
Retailer 16
Retailer 17
October 30, 2026
Retailer 6$3,280 USD
Retailer 3$3,673 USD
Retailer 13$3,737 USD
Retailer 15$3,830 USD
Retailer 7$3,953 USD
Retailer 14$4,449 USD
Retailer 4$5,067 USD
Retailer 1$5,419 USD
Retailer 2$5,835 USD
Retailer 12$6,176 USD
Retailer 8$6,203 USD
Retailer 11$8,731 USD
Retailer 16$8,908 USD
Retailer 10$9,413 USD
Retailer 5$10,032 USD
Retailer 9$10,180 USD
Retailer 17$13,390 USD

43 data points across 17 retailers

27 retailers$3,167 USD to $19,900 USD

A
Cheapest Retailer
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$3,167 USD
A
Retailer 2
-
$3,280 USD
View
A
Retailer 3
-
$3,445 USD
View
A
Retailer 4
-
$3,673 USD
View
Retailer 5
-
$3,673 USD
View
Price last confirmed 17 days ago
A
Retailer 6
-
$3,737 USD
View
Final sale: no returns
A
Retailer 7
-
$3,830 USD
View
A
Retailer 8
-
$3,953 USD
View
A
Retailer 9
-
$4,081 USD
CA$5,669 CAD
View
B+
Retailer 10
-
$4,449 USD
View
B+
Retailer 11
-
$5,067 USD
View
B+
Retailer 12
-
$5,419 USD
£4,267 GBP
View
B+
Retailer 13
-
$5,835 USD
View
B+
Retailer 14
-
$6,176 USD
€5,882 EUR
View
B+
Retailer 15
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$6,203 USD
£4,884 GBP
View
B+
Retailer 16
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$8,731 USD
£6,875 GBP
View
B+
Retailer 17
-
$8,908 USD
View
B+
Retailer 18
-
$9,413 USD
ZAR 152,071 ZAR
View
B
Retailer 19
-
$10,032 USD
View
B
Retailer 20
-
$10,180 USD
View
B
Retailer 21
-
$10,606 USD
View
B
Retailer 22
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$11,568 USD
View
B
Retailer 23
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$13,390 USD
View
B
Retailer 24
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$14,246 USD
View
B
Retailer 25
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$14,264 USD
View
B
Retailer 26
-
$19,900 USD
View
Most Expensive
Do Amore Diamonds
27-C327D538E · Oct 29
$21,790 USD
View
Price under review
26 more retailers have this diamond
Prices start from $3,167 USDSave up to $16,733 USD

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
3.69ct Radiant
$3,167 USD