Side by side

Seiko Essentials Tank (Ladies)vsZelos Spearfish 3

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

Essentials Tank (Ladies)
SeikoEssentials Tank (Ladies)
MSRP $365
Spearfish 3
ZelosSpearfish 3
MSRP $749

At a glance

12 of 29 specs differ
Diameter
Essentials Tank (Ladies)26mm
Spearfish 340mm
Power Reserve
Essentials Tank (Ladies)40h
Spearfish 340h
Water Resistance
Essentials Tank (Ladies)50m
Spearfish 3200m
MSRP
Essentials Tank (Ladies)$365
Spearfish 3$749

Full specifications

Case

7 specs
Category
Dress
Diver
Diameter
26mm
40mm
Thickness
6.4mm
11.5mm
Lug-to-Lug
34.8mm
40mm
Lug Width
15mm
20mm
Material
Stainless Steel
316L Stainless Steel
Water Resistance
50m
200m

Crystal & Dial

2 specs
Crystal
Hardlex
Sapphire
Dial Color
Black
Diver - Forged Carbon

Movement

2 specs
Caliber
4N30
La Joux-Perret G100
Type
Quartz
Automatic

Pricing

1 specs
MSRP
$365
$749

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What people say

Owners + reviewers, side by side

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

Seiko Essentials Tank (Ladies)

The Seiko Essentials Tank (Ladies) is praised for its clean and simple design, with owners noting its versatile look that pairs well with casual outfits. Some owners recommend swapping the bracelet for leather straps to enhance the classic tank watch aesthetic. Overall, owners rate the Seiko Essentials Tank (Ladies) highly for its adaptable style and straightforward design.

Zelos Spearfish 3

The Zelos Spearfish 3 is widely praised for its exceptional finishing, with razor-sharp polish and flawless brushed transitions that owners feel exceed its price point. The 40mm case is noted for its wearability, and the La Joux-Perret G100 movement offers a 68-hour power reserve, with reported accuracy averaging +2.6 seconds per day. Reviewers highlight the exceptionally smooth bi-directional bezel and a tool-less micro-adjustment clasp described as best-in-class among microbrands. The sapphire sandwich construction and lumed bezel are also cited as desirable features. Overall, owners and reviewers rate the Zelos Spearfish 3 highly for its outstanding finishing and value at its price point.

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