Side by side

AVI-8 Dambuster Operation Catechism 80th Dual Time Chronograph Limited EditionvsZelos Hammerhead (Tantalum LE)

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

Dambuster Operation Catechism 80th Dual Time Chronograph Limited Edition
AVI-8Dambuster Operation Catechism 80th Dual Time Chronograph Limited Edition
MSRP $285
Hammerhead (Tantalum LE)
ZelosHammerhead (Tantalum LE)
MSRP $1,499

At a glance

11 of 29 specs differ
Diameter
Dambuster Operation Catechism 80th Dual Time Chronograph Limited Edition43mm
Hammerhead (Tantalum LE)44mm
Power Reserve
Dambuster Operation Catechism 80th Dual Time Chronograph Limited Edition40h
Hammerhead (Tantalum LE)40h
Water Resistance
Dambuster Operation Catechism 80th Dual Time Chronograph Limited Edition50m
Hammerhead (Tantalum LE)300m
MSRP
Dambuster Operation Catechism 80th Dual Time Chronograph Limited Edition$285
Hammerhead (Tantalum LE)$1,499

Full specifications

Case

6 specs
Category
Chronograph
Diver
Diameter
43mm
44mm
Thickness
13mm
Lug-to-Lug
44mm
Material
316L Stainless Steel
Titanium
Water Resistance
50m
300m

Crystal & Dial

2 specs
Crystal
Mineral
Domed Sapphire
Dial Color
Black
Tantalum LE

Movement

2 specs
Caliber
Seiko NH35
Type
Quartz
Automatic

Pricing

1 specs
MSRP
$285
$1,499

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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.

AVI-8 Dambuster Operation Catechism 80th Dual Time Chronograph Limited Edition

The AVI-8 Dambuster Operation Catechism 80th Dual Time Chronograph Limited Edition features a dial that is considered neither boring nor overly loud, with case finishing described as acceptable for its price point. Its 43mm meca-quartz design is inspired by Avro Lancaster bomber cockpits and includes a 24-hour subdial with red accents, priced at US$255. The meca-quartz movement provides quartz accuracy and a sweep-second hand, though it is noted as less smooth than an automatic. However, its 51mm lug-to-lug measurement causes it to wear large on wrists up to 17.5cm. Overall, owners find the AVI-8 Dambuster Operation Catechism 80th Dual Time Chronograph Limited Edition to be a well-designed watch for its price, with its primary drawback being its substantial lug-to-lug measurement.

Zelos Hammerhead (Tantalum LE)

The Zelos Hammerhead (Tantalum LE) features a forged carbon dial and bezel insert with infused lume. On balance, owners and reviewers rate the Zelos Hammerhead (Tantalum LE) highly for its unique material composition and substantial feel.

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