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Round|Lab Grown|IGI

3.69ct E SI1 Round Lab Grown Diamond

ID • E/SI1 • IGI LG662421110

Shape and cutting style on the report: Round brilliant

Certificate IGI LG662421110

Diamond specifications and retailer prices

From £320 GBP
$429 USD
As of October 26, 2026
Save £2,523 GBP (89%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: £2,844 GBP at Do Amore Diamonds · As of October 29, 2026
View at Do Amore Diamonds

About this 3.69ct lab-grown round diamond

This 3.69ct lab-grown round sits in the three to five carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG662421110 or 662421110. Listed at 12 retailers as of October 26, 2026, with prices from £320 to £2,844, a £2,523 spread on the same certified stone. Do Amore Diamonds lists it at £2,844. 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

3.69
Carat
E
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.5°
Pavilion angle41.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG662421110
Dimensions9.96 × 9.91 × 6.08 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.96 mm9.91 mm3.69 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG662421110
Side View
Table 58.0%Crown 33.5°Girdle: MediumPavilion 41.2°Culet: NoneDepth 61.2%

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 26
Current: £2,844 GBP|Low: £256 GBP|High: £2,911 GBP|Avg: £1,093 GBP|-2.3%
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
Retailer 13
Retailer 14
Retailer 15
Retailer 16
October 29, 2026
Retailer 13£320 GBP
Retailer 3£359 GBP
Retailer 11£359 GBP
Retailer 10£586 GBP
Retailer 16£625 GBP
Retailer 9£627 GBP
Retailer 7£726 GBP
Retailer 8£781 GBP
Retailer 4£819 GBP
Retailer 6£1,006 GBP
Retailer 12£1,114 GBP
Retailer 14£1,409 GBP
Retailer 15£1,448 GBP
Retailer 2£1,619 GBP
Retailer 5£2,448 GBP
Do Amore Diamonds£2,844 GBP

35 data points across 16 retailers

12 retailers£320 GBP to £2,844 GBP

A
Cheapest Retailer
-
£320 GBP
$429 USD
A
Retailer 2
-
£359 GBP
$481 USD
View
Final sale: no returns
A
Retailer 3
-
£359 GBP
$481 USD
View
A
Retailer 4
-
£586 GBP
View
B+
Retailer 5
-
£625 GBP
$837 USD
View
A
Retailer 6
-
£627 GBP
$840 USD
View
B+
Retailer 7
-
£1,114 GBP
$1,492 USD
View
B+
Retailer 8
-
£1,409 GBP
$1,888 USD
View
B+
Retailer 9
-
£1,448 GBP
$1,940 USD
View
Retailer 10
-
£1,580 GBP
$2,117 USD
View
Price last confirmed 51 days ago
B
Retailer 11
-
£1,619 GBP
View
Most Expensive
B
Do Amore Diamonds
27-67235E801 · Oct 29
£2,844 GBP
$3,810 USD
View
11 more retailers have this diamond
Prices start from £320 GBPSave up to £2,523 GBP

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 Round
£320 GBP