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Round|Natural|IGI

0.77ct K VS1 Round Natural Diamond

EX • K/VS1 • IGI 815656268

Shape and cutting style on the report: Round brilliant

Certificate IGI 815656268

Diamond specifications and retailer prices

From £405 GBP
As of November 5, 2026
Save £1,106 GBP (73%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: £1,510 GBP at NZ Jewellers · As of November 2, 2026
View at NZ Jewellers

About this 0.77ct natural round diamond

This 0.77ct natural round sits in the just-under-one-carat band, graded K colour (faint-tinted) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI 815656268. Listed at 13 retailers as of November 2, 2026, with prices from £405 to £1,510, a £1,106 spread on the same certified stone. NZ Jewellers lists it at £1,510. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.77
Carat
K
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.6°
Pavilion angle41.1°
OriginNatural
Grading LabIGI
CertificateIGI 815656268
Dimensions5.73 × 5.79 × 3.63 mm
L/W Ratio1.01
Girdle conditionFaceted
Top View
5.73 mm5.79 mm0.77 ctK / VS1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 815656268
Side View
Table 60.0%Crown 36.6°Girdle: Slightly ThickPavilion 41.1°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: £1,510 GBP|Low: £405 GBP|High: £1,554 GBP|Avg: £677 GBP|-2.8%
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
November 6, 2026
Retailer 7£405 GBP
Retailer 12£435 GBP
Retailer 4£481 GBP
Retailer 5£484 GBP
Retailer 3£519 GBP
Retailer 2£540 GBP
Retailer 6£571 GBP
Retailer 9£617 GBP
Retailer 8£634 GBP
Retailer 10£715 GBP
Retailer 11£718 GBP
Retailer 13£1,109 GBP
NZ Jewellers£1,510 GBP

23 data points across 13 retailers

13 retailers£405 GBP to £1,510 GBP

A
Cheapest Retailer
-
£405 GBP
A
Retailer 2
-
£435 GBP
View
A
Retailer 3
-
£481 GBP
View
Retailer 4
-
£484 GBP
View
Price last confirmed 8 days ago
A
Retailer 5
-
£519 GBP
View
A
Retailer 6
-
£540 GBP
View
A
Retailer 7
-
£571 GBP
View
B+
Retailer 8
-
£617 GBP
View
A
Retailer 9
-
£634 GBP
View
A
Retailer 10
-
£715 GBP
View
A
Retailer 11
-
£718 GBP
View
B+
Retailer 12
-
£1,109 GBP
View
Most Expensive
B
NZ Jewellers
ac79e671-ee6c-425c-b299-88673b867266 · Nov 2
£1,510 GBP
$2,033 USD
View
12 more retailers have this diamond
Prices start from £405 GBPSave up to £1,106 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
0.77ct Round
£405 GBP