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Emerald|Lab Grown|IGI

3.78ct G VS1 Emerald Lab Grown Diamond

ID • G/VS1 • IGI LG617452929

Shape and cutting style on the report: Emerald cut

Certificate IGI LG617452929

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)
11 retailers carry this diamond
Most expensive: £2,702 GBP at Do Amore Diamonds · As of October 27, 2026
View at Do Amore Diamonds

About this 3.78ct lab-grown emerald diamond

This 3.78ct lab-grown emerald sits in the three to five carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG617452929 or 617452929. Listed at 11 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. 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

3.78
Carat
G
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.3°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG617452929
Dimensions10.78 × 7.20 × 4.80 mm
L/W Ratio1.50
Culet sizeLong
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
10.78 mm7.20 mm3.78 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG617452929
Side View
Table 65.0%Crown 34.3°Girdle: MediumPavilion 41.1°Culet: LNGDepth 66.7%

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: £2,702 GBP|Low: £268 GBP|High: £3,015 GBP|Avg: £1,171 GBP|-10.4%
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
October 28, 2026
Retailer 12£305 GBP
Retailer 9£341 GBP
Retailer 3£380 GBP
Retailer 14£596 GBP
Retailer 2£597 GBP
Retailer 6£752 GBP
Retailer 7£789 GBP
Retailer 10£886 GBP
Retailer 11£1,059 GBP
Retailer 4£1,099 GBP
Retailer 15£1,340 GBP
Retailer 8£1,533 GBP
Retailer 5£1,549 GBP
Retailer 13£1,899 GBP
Do Amore Diamonds£2,702 GBP

21 data points across 15 retailers

11 retailers£305 GBP to £2,702 GBP

A
Cheapest Retailer
-
£305 GBP
$408 USD
A
Retailer 2
-
£341 GBP
$457 USD
View
A
Retailer 3
-
£380 GBP
$509 USD
View
Final sale: no returns
B+
Retailer 4
-
£596 GBP
$799 USD
View
A
Retailer 5
-
£597 GBP
$800 USD
View
Retailer 6
-
£886 GBP
A$1,826 AUD
View
Price last confirmed 12 days ago
A
Retailer 7
-
£1,059 GBP
$1,419 USD
View
B+
Retailer 8
-
£1,340 GBP
$1,795 USD
View
B+
Retailer 9
-
£1,533 GBP
View
Retailer 10
-
£1,899 GBP
$2,545 USD
View
Price last confirmed 13 days ago
Most Expensive
B
Do Amore Diamonds
27-E2A0FECA1 · Oct 27
£2,702 GBP
$3,620 USD
View
10 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
3.78ct Emerald
£305 GBP