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Emerald|Natural|GIA

1.00ct G SI2 Emerald Natural Diamond

EX • G/SI2 • GIA 2557250527

Certificate GIA 2557250527

Diamond specifications and retailer prices

From £1,138 GBP
$1,525 USD
As of October 28, 2026
Save £1,783 GBP (61%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: £2,921 GBP at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 1ct natural emerald diamond

This 1ct natural emerald sits in the classic one-carat band, graded G colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2557250527. Listed at 15 retailers as of October 28, 2026, with prices from £1,138 to £2,921, a £1,783 spread on the same certified stone. NZ Jewellers lists it at £2,921. 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

1.00
Carat
G
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle51.8°
Pavilion angle58.67°
OriginNatural
Grading LabGIA
CertificateGIA 2557250527
Dimensions6.55 × 4.72 × 3.26 mm
L/W Ratio1.39
Top View
6.55 mm4.72 mm1.00 ctG / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 2557250527
Side View
Table 67.0%Crown 51.8°Girdle: Very ThickPavilion 58.67°Culet: NoneDepth 69.1%

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: Oct 28
Current: £2,921 GBP|Low: £883 GBP|High: £3,010 GBP|Avg: £1,467 GBP|-3.0%
NZ Jewellers
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 30, 2026
Retailer 13£1,138 GBP
Retailer 2£1,188 GBP
Retailer 8£1,234 GBP
Retailer 10£1,234 GBP
Retailer 4£1,252 GBP
Retailer 5£1,265 GBP
Retailer 9£1,291 GBP
Retailer 12£1,330 GBP
Retailer 3£1,340 GBP
Retailer 6£1,383 GBP
Retailer 11£1,424 GBP
Retailer 7£2,173 GBP
NZ Jewellers£2,921 GBP

38 data points across 13 retailers

15 retailers£1,138 GBP to £2,921 GBP

A
Cheapest Retailer
-
£1,138 GBP
$1,525 USD
Final sale: no returns
A
Retailer 2
-
£1,144 GBP
$1,533 USD
View
A
Retailer 3
-
£1,188 GBP
View
A
Retailer 4
-
£1,234 GBP
$1,653 USD
View
A
Retailer 5
-
£1,234 GBP
$1,653 USD
View
A
Retailer 6
-
£1,252 GBP
$1,677 USD
View
A
Retailer 7
-
£1,265 GBP
A$2,608 AUD
View
A
Retailer 8
-
£1,291 GBP
$1,730 USD
View
A
Retailer 9
-
£1,330 GBP
$1,782 USD
View
A
Retailer 10
-
£1,336 GBP
$1,790 USD
View
A
Retailer 11
-
£1,340 GBP
$1,795 USD
View
A
Retailer 12
-
£1,383 GBP
View
A
Retailer 13
-
£1,424 GBP
$1,908 USD
View
B+
Retailer 14
-
£2,173 GBP
View
Most Expensive
B
NZ Jewellers
d6835650-2d98-480d-8d5f-c4094a4c2fa1 · Oct 30
£2,921 GBP
$3,914 USD
View
14 more retailers have this diamond
Prices start from £1,138 GBPSave up to £1,783 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
1.00ct Emerald
£1,138 GBP