Which is cheaper, the Helgray Kensington Quartz or the Seiko Prospex Sea 1968 Heritage Diver's GMT Watch?

At MSRP the Helgray Kensington Quartz is the cheaper of the two at $299, against $1,700 for the Seiko Prospex Sea 1968 Heritage Diver's GMT Watch — a $1,401 gap before any retailer discounting.

Which is bigger, the Helgray Kensington Quartz or the Seiko Prospex Sea 1968 Heritage Diver's GMT Watch?

The Seiko Prospex Sea 1968 Heritage Diver's GMT Watch wears larger at 42mm versus 38mm for the Helgray Kensington Quartz — a 4mm difference across the dial.

Which has better water resistance, the Helgray Kensington Quartz or the Seiko Prospex Sea 1968 Heritage Diver's GMT Watch?

The Seiko Prospex Sea 1968 Heritage Diver's GMT Watch is rated to 300m versus 50m for the Helgray Kensington Quartz.

Which has a longer power reserve, the Helgray Kensington Quartz or the Seiko Prospex Sea 1968 Heritage Diver's GMT Watch?

The Seiko Prospex Sea 1968 Heritage Diver's GMT Watch carries a 72-hour power reserve against 40 hours on the Helgray Kensington Quartz.

What movement does the Helgray Kensington Quartz run compared to the Seiko Prospex Sea 1968 Heritage Diver's GMT Watch?

The Helgray Kensington Quartz runs a quartz caliber (Miyota GL22), while the Seiko Prospex Sea 1968 Heritage Diver's GMT Watch runs a automatic (6R54).

Side by side

Helgray Kensington QuartzvsSeiko Prospex Sea 1968 Heritage Diver's GMT Watch

The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.

Helgray Kensington Quartz

kensington

MSRP $299

Seiko Prospex Sea 1968 Heritage Diver's GMT Watch

spb519j1

MSRP $1,700

At a glance

12 of 29 specs differ

Diameter

Kensington Quartz38mm

Prospex Sea 1968 Heritage Diver's GMT Watch42mm

Power Reserve

Kensington Quartz40h

Prospex Sea 1968 Heritage Diver's GMT Watch72h

Water Resistance

Kensington Quartz50m

Prospex Sea 1968 Heritage Diver's GMT Watch300m

MSRP

Kensington Quartz$299

Prospex Sea 1968 Heritage Diver's GMT Watch$1,700

Full specifications

Case

5 specs

Crystal & Dial

2 specs

AR Coating

Inner

Anti-reflective coating on inner surface

Lume

Yes

LumiBrite on hands, index(es) and bezel

Movement

4 specs

Caliber

Miyota GL22

6R54

Type

Quartz

Automatic

Power Reserve

40h

72h

Jewels

Pricing

1 specs

MSRP

$299

$1,700

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