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Round|Natural|GIA

1.30ct K SI2 Round Natural Diamond

EX • K/SI2 • GIA 6561200049

Certificate GIA 6561200049

Diamond specifications and retailer prices

From £1,208 GBP
As of November 5, 2026
Save £2,298 GBP (66%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: £3,506 GBP at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.3ct natural round diamond

This 1.3ct natural round sits in the one-and-a-quarter to one-and-a-half carat band, graded K colour (faint-tinted) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6561200049. Listed at 17 retailers as of November 5, 2026, with prices from £1,208 to £3,506, a £2,298 spread on the same certified stone. NZ Jewellers lists it at £3,506. 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

1.30
Carat
K
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.5°
Pavilion angle40.6°
OriginNatural
Grading LabGIA
CertificateGIA 6561200049
Dimensions6.92 × 6.95 × 4.36 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Crystal, Feather, Needle, Indented Natural, Natural
Top View
6.92 mm6.95 mm1.30 ctK / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6561200049
Side View
Table 55.0%Crown 36.5°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 62.9%

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 5
Current: £3,506 GBP|Low: £1,208 GBP|High: £3,506 GBP|Avg: £1,970 GBP
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
November 6, 2026
Retailer 11£1,208 GBP
Retailer 2£1,567 GBP
Retailer 14£1,661 GBP
Retailer 3£1,677 GBP
Retailer 6£1,677 GBP
Retailer 13£1,709 GBP
Retailer 7£1,719 GBP
Retailer 8£1,745 GBP
Retailer 4£1,755 GBP
Retailer 5£1,825 GBP
Retailer 10£1,864 GBP
Retailer 9£2,055 GBP
Retailer 12£2,930 GBP
NZ Jewellers£3,506 GBP

29 data points across 14 retailers

17 retailers£1,208 GBP to £3,506 GBP

A
Cheapest Retailer
-
£1,208 GBP
A
Retailer 2
-
£1,515 GBP
View
A
Retailer 3
-
£1,567 GBP
View
A
Retailer 4
-
£1,658 GBP
View
A
Retailer 5
-
£1,661 GBP
View
A
Retailer 6
-
£1,677 GBP
View
Retailer 7
-
£1,677 GBP
View
Price last confirmed 8 days ago
A
Retailer 8
-
£1,709 GBP
View
A
Retailer 9
-
£1,719 GBP
View
A
Retailer 10
-
£1,745 GBP
View
A
Retailer 11
-
£1,755 GBP
View
Retailer 12
-
£1,791 GBP
View
Price last confirmed 38 days ago
B+
Retailer 13
-
£1,825 GBP
View
B+
Retailer 14
-
£1,864 GBP
View
B+
Retailer 15
-
£2,055 GBP
View
B
Retailer 16
-
£2,930 GBP
View
Most Expensive
B
NZ Jewellers
fe76d4aa-ac79-4d33-96a8-18a24421b687 · Nov 5
£3,506 GBP
$4,719 USD
View
16 more retailers have this diamond
Prices start from £1,208 GBPSave up to £2,298 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
1.30ct Round
£1,208 GBP