Side by side

Rolex Explorer IIvsZelos Spearfish GMT

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

Spearfish GMT
ZelosSpearfish GMT
MSRP $999
What people say

Owners + reviewers, side by side

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

Rolex Explorer II

Owners widely praise the Rolex Explorer II for its high-contrast, legible polar dial and understated, classic toolish aesthetic, with some noting excellent accuracy around +/- 1 second per day. The bracelet is described as incredibly comfortable, and the lume is clean and stunning. However, the 42mm case size is a point of contention, with some finding it too large or flashy, while others appreciate its practical, tool-y nature or consider it a comfortable everyday wear. The bezel is noted as easily scratched, and some dislike the magnified date window for its readability at angles and aesthetic clutter. Availability at authorized dealers varies, with some experiencing long wait times and others finding immediate availability. Overall, owners rate the Rolex Explorer II highly for its legibility and understated tool watch aesthetic, despite some reservations about its size.

Zelos Spearfish GMT

The Zelos Spearfish GMT is widely praised for its exceptional value, with reviewers highlighting its superb finishing, flawless machining, and a tool-less micro-adjustment clasp that exceeds its price point. It features a La Joux-Perret G100 movement with a 68-hour power reserve, achieving an average accuracy of +2.6 seconds per day, or a Miyota 9075 movement offering flier-style GMT functionality. The 40mm case and bidirectional 48-click ceramic bezel are well-executed, though one reviewer noted a minor compromise in the end link fit. Overall, owners and reviewers rate the Zelos Spearfish GMT highly for its impressive finishing and value proposition.

At a glance

17 of 29 specs differ
Diameter
Explorer II42mm
Spearfish GMT40mm
Power Reserve
Explorer II70h
Spearfish GMT40h
Water Resistance
Explorer II100m
Spearfish GMT200m
MSRP
Explorer II$10,600
Spearfish GMT$999

Full specifications

Case

8 specs
Diameter
42mm
40mm
Thickness
13mm
Lug-to-Lug
40mm
Lug Width
20mm
Material
Oystersteel
316L Stainless Steel
Finish
Brushed and polished
Water Resistance
100m
200m
Caseback
Monobloc middle case, screw-down case back and winding crown
Solid

Crystal & Dial

4 specs
AR Coating
Inner
Dial Color
Black
Frost
Indices
Index
Applied
Lume
Chromalight
None

Movement

4 specs
Caliber
3285
Sellita SW330-2
Power Reserve
70h
40h
Jewels
34
25
Complications
GMT, Date
None

Pricing

1 specs
MSRP
$10,600
$999
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