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Emerald|Natural|GIA

0.80ct I SI1 Emerald Natural Diamond

EX • I/SI1 • GIA 5426990145

Certificate GIA 5426990145

Diamond specifications and retailer prices

From £724 GBP
$970 USD
As of October 31, 2026
Save £1,189 GBP (62%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: £1,913 GBP at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 0.8ct natural emerald diamond

This 0.8ct natural emerald sits in the just-under-one-carat band, graded I colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 5426990145. Listed at 19 retailers as of October 30, 2026, with prices from £724 to £1,913, a £1,189 spread on the same certified stone. NZ Jewellers lists it at £1,913. 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

0.80
Carat
I
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle32.5°
OriginNatural
Grading LabGIA
CertificateGIA 5426990145
Dimensions6.49 × 4.36 × 2.87 mm
L/W Ratio1.49
Top View
6.49 mm4.36 mm0.80 ctI / SI1
OriginNatural
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateGIA 5426990145
Side View
Table 65.0%Crown 32.5°Girdle: ThickPavilionCulet: NoneDepth 65.7%

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 31
Current: £1,100 GBP|Low: £663 GBP|High: £1,463 GBP|Avg: £960 GBP|+2.2%
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
October 31, 2026
Retailer 12£724 GBP
Retailer 11£751 GBP
Retailer 8£754 GBP
Retailer 5£784 GBP
Retailer 2£840 GBP
Retailer 3£884 GBP
Retailer 9£922 GBP
Retailer 7£925 GBP
Retailer 4£1,001 GBP
Retailer 13£1,025 GBP
Retailer 1£1,100 GBP
Retailer 6£1,160 GBP
Retailer 10£1,438 GBP

42 data points across 13 retailers

19 retailers£724 GBP to £1,913 GBP

A
Cheapest Retailer
-
£724 GBP
$970 USD
Final sale: no returns
B+
Retailer 2
-
£751 GBP
$1,006 USD
View
B+
Retailer 3
-
£754 GBP
$1,010 USD
View
Retailer 4
-
£781 GBP
$1,047 USD
View
Price last confirmed 47 days ago
B+
Retailer 5
-
£784 GBP
$1,051 USD
View
B+
Retailer 6
-
£784 GBP
$1,051 USD
View
B+
Retailer 7
-
£814 GBP
$1,091 USD
View
B+
Retailer 8
-
£840 GBP
$1,126 USD
View
B+
Retailer 9
-
£884 GBP
$1,185 USD
View
B+
Retailer 10
-
£905 GBP
$1,212 USD
View
Retailer 11
-
£910 GBP
$1,219 USD
View
Price last confirmed 50 days ago
B+
Retailer 12
-
£922 GBP
$1,235 USD
View
B+
Retailer 13
-
£925 GBP
View
Retailer 14
-
£1,001 GBP
View
Price last confirmed 31 days ago
Retailer 15
-
£1,025 GBP
A$2,114 AUD
View
Price last confirmed 26 days ago
B+
Retailer 16
-
£1,100 GBP
€1,404 EUR
View
B
Retailer 17
-
£1,160 GBP
ZAR 25,107 ZAR
View
B
Retailer 18
-
£1,438 GBP
View
Most Expensive
B
NZ Jewellers
64bac82b-2411-424b-9706-015e1b344417 · Oct 30
£1,913 GBP
$2,563 USD
View
18 more retailers have this diamond
Prices start from £724 GBPSave up to £1,189 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
0.80ct Emerald
£724 GBP