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Emerald|Natural|GIA

1.20ct E SI1 Emerald Natural Diamond

EX • E/SI1 • GIA 5231858528

Certificate GIA 5231858528

Diamond specifications and retailer prices

From £1,883 GBP
As of November 4, 2026
Save £982 GBP (34%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: £2,865 GBP at 77 Diamonds · As of November 6, 2026
View at 77 Diamonds

About this 1.2ct natural emerald diamond

This 1.2ct natural emerald sits in the classic one-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 5231858528. Listed at 10 retailers as of November 4, 2026, with prices from £1,883 to £2,865, a £982 spread on the same certified stone. 77 Diamonds lists it at £2,865. 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

1.20
Carat
E
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
Pavilion angle57.4°
OriginNatural
Grading LabGIA
CertificateGIA 5231858528
Dimensions7.32 × 5.08 × 3.28 mm
L/W Ratio1.44
Top View
7.32 mm5.08 mm1.20 ctE / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 5231858528
Side View
Table 65.0%CrownGirdle: STK-THKPavilion 57.4°Culet: NDepth 64.6%

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: Nov 4
Current: £2,865 GBP|Low: £1,883 GBP|High: £2,903 GBP|Avg: £2,347 GBP|+1.1%
77 Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 6, 2026
Retailer 6£1,883 GBP
Retailer 4£1,921 GBP
Retailer 5£1,967 GBP
Retailer 8£2,014 GBP
Retailer 3£2,416 GBP
Retailer 7£2,534 GBP
Retailer 9£2,534 GBP
Retailer 10£2,615 GBP
Retailer 2£2,689 GBP
77 Diamonds£2,865 GBP

38 data points across 10 retailers

10 retailers£1,883 GBP to £2,865 GBP

A
Cheapest Retailer
-
£1,883 GBP
A
Retailer 2
-
£1,921 GBP
View
A
Retailer 3
-
£1,967 GBP
View
A
Retailer 4
-
£2,014 GBP
View
B+
Retailer 5
-
£2,416 GBP
View
B+
Retailer 6
-
£2,534 GBP
View
B+
Retailer 7
-
£2,534 GBP
View
B+
Retailer 8
-
£2,615 GBP
View
B+
Retailer 9
-
£2,689 GBP
View
Most Expensive
B
77 Diamonds
EMMBNJYEZDXC · Nov 6
£2,865 GBP
View
9 more retailers have this diamond
Prices start from £1,883 GBPSave up to £982 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
1.20ct Emerald
£1,883 GBP