Side by side

AVI-8 Dambuster Operation Catechism 80th Dual Time Chronograph Limited EditionvsSeiko Prospex SPEEDTIMER

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
Prospex SPEEDTIMER
SeikoProspex SPEEDTIMER
MSRP $2,200

At a glance

13 of 29 specs differ
Diameter
Dambuster Operation Catechism 80th Dual Time Chronograph Limited Edition43mm
Prospex SPEEDTIMER42mm
Power Reserve
Dambuster Operation Catechism 80th Dual Time Chronograph Limited Edition40h
Prospex SPEEDTIMER40h
Water Resistance
Dambuster Operation Catechism 80th Dual Time Chronograph Limited Edition50m
Prospex SPEEDTIMER100m
MSRP
Dambuster Operation Catechism 80th Dual Time Chronograph Limited Edition$285
Prospex SPEEDTIMER$2,200

Full specifications

Case

6 specs
Diameter
43mm
42mm
Thickness
12.9mm
Lug-to-Lug
49.6mm
Lug Width
22mm
20mm
Material
316L Stainless Steel
Stainless Steel
Water Resistance
50m
100m

Crystal & Dial

4 specs
Crystal
Mineral
Sapphire
Crystal Shape
Flat
Curved
AR Coating
Inner
Super-clear coating
Lume
None
LumiBrite on hands and index(es)

Movement

2 specs
Caliber
5X83
Jewels
25
14

Pricing

1 specs
MSRP
$285
$2,200

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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.

Seiko Prospex SPEEDTIMER

Owners widely praise the Seiko Prospex SPEEDTIMER for its unique dial colors and vintage-inspired design, with many appreciating its compact 39mm case size and 100m or 200m water resistance. Reviewers and owners note the V192 solar movement’s power reserve indicator and its reliability, though some owners express a preference for automatic movements. One owner finds the $700 price for a solar quartz model expensive, while another criticizes the €860 price point and desires a thinner case and a bracelet with quick-release or micro-adjustment. On balance, owners and reviewers appreciate the Seiko Prospex SPEEDTIMER for its distinctive aesthetic and versatile wearability, despite some reservations about its price and case thickness.

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