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Emerald|Natural|GIA

0.64ct F SI1 Emerald Natural Diamond

EX • F/SI1 • GIA 6545372195

Certificate GIA 6545372195

Diamond specifications and retailer prices

From £355 GBP
$476 USD
As of November 1, 2026
Save £983 GBP (73%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: £1,338 GBP at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 0.64ct natural emerald diamond

This 0.64ct natural emerald sits in the half to three-quarter carat band, graded F 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 6545372195. Listed at 7 retailers as of October 30, 2026, with prices from £355 to £1,338, a £983 spread on the same certified stone. NZ Jewellers lists it at £1,338. 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

0.64
Carat
F
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6545372195
Dimensions5.87 × 4.07 × 2.70 mm
L/W Ratio1.44
Top View
5.87 mm4.07 mm0.64 ctF / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 6545372195
Side View
Table 64.0%CrownGirdle: MED-STKPavilionCulet: NoneDepth 66.4%

Caratlytics Score

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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 1
Current: £1,338 GBP|Low: £310 GBP|High: £1,433 GBP|Avg: £558 GBP|+6.7%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 2, 2026
Retailer 10£337 GBP
Retailer 5£355 GBP
Retailer 6£366 GBP
Retailer 8£396 GBP
Retailer 11£410 GBP
Retailer 2£436 GBP
Retailer 7£518 GBP
Retailer 3£542 GBP
Retailer 9£553 GBP
Retailer 4£821 GBP
NZ Jewellers£1,338 GBP

38 data points across 11 retailers

7 retailers£355 GBP to £1,338 GBP

A
Cheapest Retailer
-
£355 GBP
$476 USD
A
Retailer 2
-
£366 GBP
SGD 662 SGD
View
A
Retailer 3
-
£396 GBP
$531 USD
View
A
Retailer 4
-
£436 GBP
View
A
Retailer 5
-
£518 GBP
$695 USD
View
B
Retailer 6
-
£821 GBP
View
Most Expensive
B
NZ Jewellers
f0722ba2-cc49-4e8b-b777-a4b01ab6d10a · Oct 30
£1,338 GBP
$1,793 USD
View
6 more retailers have this diamond
Prices start from £355 GBPSave up to £983 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
0.64ct Emerald
£355 GBP