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Emerald|Natural|GIA

1.21ct K SI1 Emerald Natural Diamond

EX • K/SI1 • GIA 6441315509

Certificate GIA 6441315509

Diamond specifications and retailer prices

From £1,284 GBP
As of November 4, 2026
Save £1,897 GBP (60%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: £3,181 GBP at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.21ct natural emerald diamond

This 1.21ct natural emerald sits in the classic one-carat band, graded K colour (faint-tinted) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6441315509. Listed at 14 retailers as of November 4, 2026, with prices from £1,284 to £3,181, a £1,897 spread on the same certified stone. NZ Jewellers lists it at £3,181. 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

1.21
Carat
K
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceStrong
OriginNatural
Grading LabGIA
CertificateGIA 6441315509
Dimensions7.34 × 4.78 × 3.18 mm
L/W Ratio1.54
Top View
7.34 mm4.78 mm1.21 ctK / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceStrong
CertificateGIA 6441315509
Side View
Table 66.0%CrownGirdle: ThickPavilionCulet: NoneDepth 66.6%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 4
Current: £3,181 GBP|Low: £1,274 GBP|High: £3,453 GBP|Avg: £1,875 GBP|-7.9%
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
Retailer 14
Retailer 15
November 6, 2026
Retailer 12£1,284 GBP
Retailer 6£1,375 GBP
Retailer 2£1,476 GBP
Retailer 4£1,522 GBP
Retailer 15£1,522 GBP
Retailer 13£1,545 GBP
Retailer 3£1,591 GBP
Retailer 9£1,652 GBP
Retailer 5£1,716 GBP
Retailer 14£1,756 GBP
Retailer 7£1,845 GBP
Retailer 10£1,857 GBP
Retailer 8£2,066 GBP
Retailer 11£2,658 GBP
NZ Jewellers£3,181 GBP

31 data points across 15 retailers

14 retailers£1,284 GBP to £3,181 GBP

B+
Cheapest Retailer
-
£1,284 GBP
B+
Retailer 2
-
£1,375 GBP
View
B+
Retailer 3
-
£1,476 GBP
View
B+
Retailer 4
-
£1,522 GBP
View
Retailer 5
-
£1,522 GBP
View
Price last confirmed 8 days ago
B+
Retailer 6
-
£1,545 GBP
View
B
Retailer 7
-
£1,591 GBP
View
B
Retailer 8
-
£1,652 GBP
View
B
Retailer 9
-
£1,716 GBP
View
B
Retailer 10
-
£1,756 GBP
View
B
Retailer 11
-
£1,857 GBP
View
B
Retailer 12
-
£2,066 GBP
View
B
Retailer 13
-
£2,658 GBP
View
Most Expensive
B
NZ Jewellers
d3ca1ef6-e898-4e39-b176-46954c581ecd · Nov 5
£3,181 GBP
$4,281 USD
View
13 more retailers have this diamond
Prices start from £1,284 GBPSave up to £1,897 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.

B+
1.21ct Emerald
£1,284 GBP