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Emerald|Lab Grown|IGI

3.73ct F SI1 Emerald Lab Grown Diamond

ID • F/SI1 • IGI LG619439417

Shape and cutting style on the report: Emerald cut

Certificate IGI LG619439417

Diamond specifications and retailer prices

From £308 GBP
$413 USD
As of October 27, 2026
Save £2,431 GBP (89%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: £2,739 GBP at Do Amore Diamonds · As of October 28, 2026
View at Do Amore Diamonds

About this 3.73ct lab-grown emerald diamond

This 3.73ct 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 LG619439417 or 619439417. Listed at 10 retailers as of October 27, 2026, with prices from £308 to £2,739, a £2,431 spread on the same certified stone. Do Amore Diamonds lists it at £2,739. 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

3.73
Carat
F
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.2°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG619439417
Dimensions10.57 × 7.19 × 4.87 mm
L/W Ratio1.47
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
10.57 mm7.19 mm3.73 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG619439417
Side View
Table 64.0%Crown 36.2°Girdle: MediumPavilion 40.9°Culet: LargeDepth 67.7%

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: £2,739 GBP|Low: £303 GBP|High: £2,806 GBP|Avg: £1,254 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£308 GBP
Retailer 6£346 GBP
Retailer 5£603 GBP
Retailer 2£605 GBP
Retailer 4£1,072 GBP
Retailer 8£1,124 GBP
Retailer 9£1,356 GBP
Retailer 3£1,552 GBP
Retailer 10£2,321 GBP
Do Amore Diamonds£2,739 GBP

18 data points across 10 retailers

10 retailers£308 GBP to £2,739 GBP

A
Cheapest Retailer
-
£308 GBP
$413 USD
A
Retailer 2
-
£346 GBP
$463 USD
View
B+
Retailer 3
-
£603 GBP
$808 USD
View
A
Retailer 4
-
£605 GBP
$810 USD
View
B+
Retailer 5
-
£1,072 GBP
$1,437 USD
View
B+
Retailer 6
-
£1,124 GBP
$1,506 USD
View
B+
Retailer 7
-
£1,356 GBP
$1,817 USD
View
B+
Retailer 8
-
£1,552 GBP
View
B
Retailer 9
-
£2,321 GBP
$3,110 USD
View
Most Expensive
B
Do Amore Diamonds
27-420C61A25 · Oct 28
£2,739 GBP
$3,670 USD
View
9 more retailers have this diamond
Prices start from £308 GBPSave up to £2,431 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
3.73ct Emerald
£308 GBP