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Round|Natural|GIA

0.78ct J VS1 Round Natural Diamond

EX • J/VS1 • GIA 5553390301

Certificate GIA 5553390301

Diamond specifications and retailer prices

From £856 GBP
As of November 4, 2026
Save £1,406 GBP (62%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: £2,262 GBP at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 0.78ct natural round diamond

This 0.78ct natural round sits in the just-under-one-carat band, graded J colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by GIA 5553390301. Listed at 5 retailers as of November 4, 2026, with prices from £856 to £2,262, a £1,406 spread on the same certified stone. NZ Jewellers lists it at £2,262. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.78
Carat
J
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.5°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 5553390301
Dimensions5.84 × 5.81 × 3.70 mm
L/W Ratio1.01
Star length50%
Key to symbols
Crystal, Needle, Pinpoint
Top View
5.84 mm5.81 mm0.78 ctJ / VS1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 5553390301
Side View
Table 56.0%Crown 36.5°Girdle: MED-STKPavilion 41°Culet: NoneDepth 63.5%

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: £2,262 GBP|Low: £666 GBP|High: £2,262 GBP|Avg: £1,412 GBP
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
November 6, 2026
Retailer 5£856 GBP
Retailer 3£1,109 GBP
Retailer 2£1,208 GBP
Retailer 4£1,693 GBP
NZ Jewellers£2,262 GBP

29 data points across 5 retailers

5 retailers£856 GBP to £2,262 GBP

A
Cheapest Retailer
-
£856 GBP
Final sale: no returns
B+
Retailer 2
-
£1,109 GBP
View
B+
Retailer 3
-
£1,208 GBP
View
B
Retailer 4
-
£1,693 GBP
View
Most Expensive
B
NZ Jewellers
5ffb15f4-177a-40d8-aa2e-58ef85cdff8b · Nov 5
£2,262 GBP
$3,044 USD
View
4 more retailers have this diamond
Prices start from £856 GBPSave up to £1,406 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
0.78ct Round
£856 GBP