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Emerald|Lab Grown|GIA

1.50ct E SI1 Emerald Lab Grown Diamond

EX • E/SI1 • GIA 6492395502

Certificate GIA 6492395502

Diamond specifications and retailer prices

From £221 GBP
As of November 4, 2026
Save £1,072 GBP (83%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: £1,293 GBP at Brilliant Earth · As of November 4, 2026
View at Brilliant Earth

About this 1.5ct lab-grown emerald diamond

This 1.5ct lab-grown emerald sits in the one-and-a-half to two carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6492395502. Listed at 11 retailers as of November 4, 2026, with prices from £221 to £1,293, a £1,072 spread on the same certified stone. Brilliant Earth lists it at £1,293. 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

1.50
Carat
E
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabGIA
CertificateGIA 6492395502
Dimensions7.81 × 5.51 × 3.77 mm
L/W Ratio1.42
Top View
7.81 mm5.51 mm1.50 ctE / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6492395502
Side View
Table 66.0%CrownGirdle: STK-THKPavilionCulet: NoneDepth 68.4%

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 4
Current: £1,293 GBP|Low: £221 GBP|High: £1,323 GBP|Avg: £709 GBP
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 5, 2026
Retailer 3£221 GBP
Retailer 8£351 GBP
Retailer 5£386 GBP
Retailer 7£410 GBP
Retailer 6£424 GBP
Retailer 2£429 GBP
Retailer 9£868 GBP
Retailer 10£919 GBP
Retailer 11£990 GBP
Retailer 4£1,082 GBP
Brilliant Earth£1,293 GBP

44 data points across 11 retailers

11 retailers£221 GBP to £1,293 GBP

A
Cheapest Retailer
-
£221 GBP
Final sale: no returns
A
Retailer 2
-
£351 GBP
View
A
Retailer 3
-
£386 GBP
View
B+
Retailer 4
-
£410 GBP
View
Retailer 5
-
£424 GBP
View
Price last confirmed 8 days ago
B+
Retailer 6
-
£429 GBP
View
B
Retailer 7
-
£868 GBP
View
B
Retailer 8
-
£919 GBP
View
B
Retailer 9
-
£990 GBP
View
B
Retailer 10
-
£1,082 GBP
View
Most Expensive
B
Brilliant Earth
10474544A · Nov 4
£1,293 GBP
$1,740 USD
View
10 more retailers have this diamond
Prices start from £221 GBPSave up to £1,072 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
1.50ct Emerald
£221 GBP