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Emerald|Lab Grown|IGI

1.28ct F VS1 Emerald Lab Grown Diamond

EX • F/VS1 • IGI LG843674968

Shape and cutting style on the report: Emerald cut

Certificate IGI LG843674968

Diamond specifications and retailer prices

From £205 GBP
As of November 3, 2026
Save £1,180 GBP (85%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: £1,385 GBP at Do Amore Diamonds · As of November 4, 2026
View at Do Amore Diamonds

About this 1.28ct lab-grown emerald diamond

This 1.28ct lab-grown emerald sits in the one-and-a-quarter to one-and-a-half carat band, graded F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG843674968 or 843674968. Listed at 11 retailers as of November 3, 2026, with prices from £205 to £1,385, a £1,180 spread on the same certified stone. Do Amore Diamonds lists it at £1,385. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.28
Carat
F
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.4°
Pavilion angle43.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG843674968
Dimensions7.49 × 5.07 × 3.54 mm
L/W Ratio1.48
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.49 mm5.07 mm1.28 ctF / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG843674968
Side View
Table 66.0%Crown 38.4°Girdle: MediumPavilion 43.1°Culet: LargeDepth 69.8%

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: Nov 3
Current: £1,385 GBP|Low: £205 GBP|High: £1,696 GBP|Avg: £618 GBP|+28.1%
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 5, 2026
Retailer 8£205 GBP
Retailer 10£285 GBP
Retailer 11£294 GBP
Retailer 6£417 GBP
Retailer 2£459 GBP
Retailer 7£481 GBP
Retailer 5£594 GBP
Retailer 9£708 GBP
Retailer 3£903 GBP
Retailer 4£967 GBP
Do Amore Diamonds£1,385 GBP

9 data points across 11 retailers

11 retailers£205 GBP to £1,385 GBP

A
Cheapest Retailer
-
£205 GBP
A
Retailer 2
-
£285 GBP
View
A
Retailer 3
-
£294 GBP
View
B+
Retailer 4
-
£417 GBP
View
B+
Retailer 5
-
£459 GBP
View
B+
Retailer 6
-
£481 GBP
View
B
Retailer 7
-
£594 GBP
View
B
Retailer 8
-
£708 GBP
View
B
Retailer 9
-
£903 GBP
View
B
Retailer 10
-
£967 GBP
View
Most Expensive
B
Do Amore Diamonds
36-2097475 · Nov 4
£1,385 GBP
$1,870 USD
View
10 more retailers have this diamond
Prices start from £205 GBPSave up to £1,180 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
1.28ct Emerald
£205 GBP