Side by side

Seiko Prospex Sea 1968 Heritage Diver's GMT WatchvsHelgray Superfast Automatic - Silver Panda

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

Superfast Automatic - Silver Panda
HelgraySuperfast Automatic - Silver Panda
MSRP $799
What people say

Owners + reviewers, side by side

Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.

Seiko Prospex Sea 1968 Heritage Diver's GMT Watch

The Seiko Prospex Sea 1968 Heritage Diver's GMT Watch offers a 300-meter depth rating and a caller-style GMT complication powered by the Caliber 6R54 movement, which provides a 72-hour power reserve. Reviewers note its refined clasp with extensive micro-adjustment. However, the movement's accuracy, ranging from +25 to -15 seconds per day, is considered a drawback by some. Overall, reviewers highlight the Seiko Prospex Sea 1968 Heritage Diver's GMT Watch as a good reminder of Seiko's value, despite the wide accuracy range of its movement.

Helgray Superfast Automatic - Silver Panda

The Helgray Superfast Automatic - Silver Panda is praised for its attractive, timeless panda aesthetic and value, featuring a reliable Seiko VK64 mecaquartz movement and sapphire crystal. However, its wearability is described as bulky and boxy, the lume is disappointing, lasting only 5-10 minutes, and the chronograph pusher action is slightly stiff. On balance, owners appreciate the Helgray Superfast Automatic - Silver Panda for its appealing panda dial and value proposition.

At a glance

11 of 29 specs differ
Diameter
Prospex Sea 1968 Heritage Diver's GMT Watch42mm
Superfast Automatic - Silver Panda40mm
Power Reserve
Prospex Sea 1968 Heritage Diver's GMT Watch72h
Superfast Automatic - Silver Panda40h
Water Resistance
Prospex Sea 1968 Heritage Diver's GMT Watch300m
Superfast Automatic - Silver Panda100m
MSRP
Prospex Sea 1968 Heritage Diver's GMT Watch$1,700
Superfast Automatic - Silver Panda$799

Full specifications

Case

5 specs
Category
Diver
Chronograph
Diameter
42mm
40mm
Thickness
13.3mm
12mm
Lug-to-Lug
48.6mm
46mm
Water Resistance
300m
100m

Crystal & Dial

2 specs
AR Coating
Anti-reflective coating on inner surface
Inner
Lume
LumiBrite on hands, index(es) and bezel
None

Movement

3 specs
Caliber
6R54
Power Reserve
72h
40h
Jewels
24
25

Pricing

1 specs
MSRP
$1,700
$799
Keep exploring

More watches worth a look

Matched to the watches above on size, movement, style and price — microbrands first. Open any one to dig in.

Follow this matchup

Get a note when Seiko Prospex Sea 1968 Heritage Diver's GMT Watch vs Helgray Superfast Automatic - Silver Panda gets more votes, a community discussion, or a price drop. No account needed.

Adjacent matchups

People also compared

Comparisons nearby in the catalog — alternatives to the watches above paired against the matchup.