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Round|Natural|GIA

1.34ct M SI1 Round Natural Diamond

EX • M/SI1 • GIA 2564223500

Certificate GIA 2564223500

Diamond specifications and retailer prices

From £1,217 GBP
As of November 4, 2026
Save £2,173 GBP (64%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: £3,390 GBP at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.34ct natural round diamond

This 1.34ct natural round sits in the one-and-a-quarter to one-and-a-half carat band, graded M colour (faint-tinted) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 2564223500. Listed at 16 retailers as of November 4, 2026, with prices from £1,217 to £3,390, a £2,173 spread on the same certified stone. NZ Jewellers lists it at £3,390. 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

1.34
Carat
M
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.5°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 2564223500
Dimensions6.99 × 7.02 × 4.40 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Cloud, Crystal, Feather, Needle
Top View
6.99 mm7.02 mm1.34 ctM / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2564223500
Side View
Table 57.0%Crown 36.5°Girdle: MED-STKPavilion 41°Culet: NoneDepth 62.8%

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: Nov 4
Current: £3,390 GBP|Low: £1,217 GBP|High: £3,390 GBP|Avg: £1,848 GBP
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 6, 2026
Retailer 7£1,217 GBP
Retailer 5£1,271 GBP
Retailer 3£1,490 GBP
Retailer 2£1,594 GBP
Retailer 8£1,622 GBP
Retailer 10£1,622 GBP
Retailer 9£1,697 GBP
Retailer 11£1,872 GBP
Retailer 6£1,979 GBP
Retailer 4£2,014 GBP
NZ Jewellers£3,390 GBP

36 data points across 11 retailers

16 retailers£1,217 GBP to £3,390 GBP

A
Cheapest Retailer
-
£1,217 GBP
A
Retailer 2
-
£1,271 GBP
View
B+
Retailer 3
-
£1,490 GBP
View
B+
Retailer 4
-
£1,519 GBP
View
B+
Retailer 5
-
£1,551 GBP
View
B+
Retailer 6
-
£1,594 GBP
View
B+
Retailer 7
-
£1,612 GBP
View
Retailer 8
-
£1,622 GBP
View
Price last confirmed 8 days ago
B+
Retailer 9
-
£1,622 GBP
View
B+
Retailer 10
-
£1,635 GBP
View
B+
Retailer 11
-
£1,697 GBP
View
B+
Retailer 12
-
£1,724 GBP
View
B
Retailer 13
-
£1,872 GBP
View
B
Retailer 14
-
£1,979 GBP
View
B
Retailer 15
-
£2,014 GBP
View
Most Expensive
C
NZ Jewellers
8486ea6a-f171-4e7d-839b-b893a4a3a490 · Nov 5
£3,390 GBP
$4,563 USD
View
15 more retailers have this diamond
Prices start from £1,217 GBPSave up to £2,173 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
1.34ct Round
£1,217 GBP