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Emerald|Lab Grown|IGI

1.28ct E FL Emerald Lab Grown Diamond

E/FL

Diamond specifications and retailer prices

From £188 GBP
$250 USD
As of October 27, 2026
Save £1,558 GBP (89%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: £1,746 GBP at Helzberg Diamonds · As of October 29, 2026
View at Helzberg 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 E colour (colourless) and FL clarity (flawless or internally-flawless) and certified by IGI. Listed at 6 retailers as of October 27, 2026, with prices from £188 to £1,746, a £1,558 spread on the same certified stone. Helzberg Diamonds lists it at £1,746. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.28
Carat
E
Colour
FL
Clarity
-
Cut

Specifications

Cut
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabIGI
Dimensions7.52 × 4.98 × 3.43 mm
L/W Ratio1.51
Top View
7.52 mm4.98 mm1.28 ctE / FL
OriginLab Grown
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI
Side View
Table 62.0%CrownGirdle: ThickPavilionCuletDepth 68.9%

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: £1,746 GBP|Low: £188 GBP|High: £1,746 GBP|Avg: £685 GBP
Helzberg Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
October 25, 2026
Retailer 6£188 GBP
Retailer 5£218 GBP
Retailer 2£233 GBP
Retailer 3£233 GBP
Retailer 4£749 GBP
Helzberg Diamonds£1,746 GBP

9 data points across 6 retailers

6 retailers£188 GBP to £1,746 GBP

A
Cheapest Retailer
-
£188 GBP
$250 USD
A
Retailer 2
-
£218 GBP
$290 USD
View
A
Retailer 3
-
£233 GBP
$310 USD
View
A
Retailer 4
-
£233 GBP
$310 USD
View
B
Retailer 5
-
£749 GBP
$997 USD
View
Most Expensive
C
Helzberg Diamonds
ZXZOGKMMOJJL · Oct 29
£1,746 GBP
$2,325 USD
View
5 more retailers have this diamond
Prices start from £188 GBPSave up to £1,558 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
£188 GBP