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Emerald|Lab Grown|IGI

1.28ct D VVS1 Emerald Lab Grown Diamond

EX • D/VVS1 • IGI LG815606082

Shape and cutting style on the report: Emerald cut

Certificate IGI LG815606082

Diamond specifications and retailer prices

From £141 GBP
As of November 5, 2026
Save £1,337 GBP (90%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: £1,479 GBP at Brilliant Earth · As of November 4, 2026
View at Brilliant Earth

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 D colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG815606082 or 815606082. Listed at 17 retailers as of November 4, 2026, with prices from £141 to £1,479, a £1,337 spread on the same certified stone. Brilliant Earth lists it at £1,479. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.28
Carat
D
Colour
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle32.7°
Pavilion angle44°
OriginLab Grown
Grading LabIGI
CertificateIGI LG815606082
Dimensions7.88 × 4.92 × 3.39 mm
L/W Ratio1.60
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.88 mm4.92 mm1.28 ctD / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG815606082
Side View
Table 66.0%Crown 32.7°Girdle: MediumPavilion 44°Culet: LargeDepth 68.9%

Caratlytics Score

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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: Nov 5
Current: £278 GBP|Low: £141 GBP|High: £840 GBP|Avg: £433 GBP|-4.3%
Retailer 1
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
November 6, 2026
Retailer 9£141 GBP
Retailer 8£147 GBP
Retailer 11£214 GBP
Retailer 2£275 GBP
Retailer 1£278 GBP
Retailer 6£308 GBP
Retailer 4£402 GBP
Retailer 5£467 GBP
Retailer 14£518 GBP
Retailer 7£519 GBP
Retailer 12£538 GBP
Retailer 13£550 GBP
Retailer 10£739 GBP
Retailer 3£840 GBP

24 data points across 14 retailers

17 retailers£141 GBP to £1,479 GBP

Retailer 1
-
£139 GBP
Price last confirmed 45 days ago
A
Retailer 2
-
£141 GBP
View
Final sale: no returns
A
Retailer 3
-
£147 GBP
View
Retailer 4
-
£170 GBP
View
Price last confirmed 44 days ago
B+
Retailer 5
-
£214 GBP
View
A
Retailer 6
-
£275 GBP
View
A
Retailer 7
-
£278 GBP
View
Retailer 8
-
£308 GBP
View
Price last confirmed 8 days ago
A
Retailer 9
-
£402 GBP
View
B+
Retailer 10
-
£467 GBP
View
B+
Retailer 11
-
£518 GBP
View
B+
Retailer 12
-
£519 GBP
View
B+
Retailer 13
-
£538 GBP
View
B+
Retailer 14
-
£550 GBP
View
B+
Retailer 15
-
£739 GBP
View
B
Retailer 16
-
£840 GBP
View
Most Expensive
B
Brilliant Earth
20616447A · Nov 4
£1,479 GBP
$1,990 USD
View
16 more retailers have this diamond
Prices start from £141 GBPSave up to £1,337 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
£141 GBP