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Emerald|Lab Grown|IGI

3.68ct F SI1 Emerald Lab Grown Diamond

ID • F/SI1 • IGI LG620454950

Shape and cutting style on the report: Emerald cut

Certificate IGI LG620454950

Diamond specifications and retailer prices

From £305 GBP
$408 USD
As of October 27, 2026
Save £2,397 GBP (89%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: £2,702 GBP at Do Amore Diamonds · As of October 28, 2026
View at Do Amore Diamonds

About this 3.68ct lab-grown emerald diamond

This 3.68ct lab-grown emerald sits in the three to five carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG620454950 or 620454950. Listed at 10 retailers as of October 27, 2026, with prices from £305 to £2,702, a £2,397 spread on the same certified stone. Do Amore Diamonds lists it at £2,702. 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

3.68
Carat
F
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.2°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG620454950
Dimensions10.73 × 7.12 × 4.81 mm
L/W Ratio1.51
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
10.73 mm7.12 mm3.68 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG620454950
Side View
Table 63.0%Crown 36.2°Girdle: MediumPavilion 40.7°Culet: LargeDepth 67.6%

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 27
Current: £2,702 GBP|Low: £299 GBP|High: £2,769 GBP|Avg: £1,241 GBP|-2.4%
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 28, 2026
Retailer 7£305 GBP
Retailer 6£341 GBP
Retailer 5£596 GBP
Retailer 2£597 GBP
Retailer 4£1,059 GBP
Retailer 8£1,112 GBP
Retailer 9£1,339 GBP
Retailer 3£1,533 GBP
Retailer 10£2,291 GBP
Do Amore Diamonds£2,702 GBP

18 data points across 10 retailers

10 retailers£305 GBP to £2,702 GBP

A
Cheapest Retailer
-
£305 GBP
$408 USD
A
Retailer 2
-
£341 GBP
$457 USD
View
B+
Retailer 3
-
£596 GBP
$799 USD
View
A
Retailer 4
-
£597 GBP
$800 USD
View
B+
Retailer 5
-
£1,059 GBP
$1,419 USD
View
B+
Retailer 6
-
£1,112 GBP
$1,490 USD
View
B+
Retailer 7
-
£1,339 GBP
$1,794 USD
View
B+
Retailer 8
-
£1,533 GBP
View
B
Retailer 9
-
£2,291 GBP
$3,070 USD
View
Most Expensive
B
Do Amore Diamonds
27-819F8BC89 · Oct 28
£2,702 GBP
$3,620 USD
View
9 more retailers have this diamond
Prices start from £305 GBPSave up to £2,397 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
3.68ct Emerald
£305 GBP