Side by side

Citizen Promaster Diver EcozillavsPraesidus DD-45

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

Promaster Diver Ecozilla
CitizenPromaster Diver Ecozilla
MSRP $469
DD-45
PraesidusDD-45
MSRP $299

At a glance

13 of 29 specs differ
Diameter
Promaster Diver Ecozilla48mm
DD-4540mm
Power Reserve
Promaster Diver Ecozilla40h
DD-4540h
Water Resistance
Promaster Diver Ecozilla300m
DD-45100m
MSRP
Promaster Diver Ecozilla$469
DD-45$299

Full specifications

Case

7 specs
Category
Diver
Field
Diameter
48mm
40mm
Thickness
12mm
Lug-to-Lug
46mm
46.5mm
Lug Width
29mm
20mm
Material
Stainless Steel
316L Stainless Steel
Water Resistance
300m
100m

Crystal & Dial

3 specs
Crystal
Mineral
Domed Sapphire
AR Coating
Underside
Inner
Dial Color
Black
OG

Movement

2 specs
Caliber
B873
Ameriquartz USA
Type
Solar
Quartz

Pricing

1 specs
MSRP
$469
$299

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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.

Citizen Promaster Diver Ecozilla

The Citizen Promaster Diver Ecozilla is widely praised for its reassuringly solid, overbuilt feel and excellent value, especially when on sale. Owners note that the second hand hits its markers well, with one owner reporting all nine of their Citizen watches exhibit proper alignment. The watch features robust 300m water resistance and vibrant lume. However, its substantial 48mm size and 18.6mm thickness create a massive wrist presence, and some owners question its wearability due to its chunky dimensions, with one noting the stainless steel version weighs a ton. On balance, owners and reviewers rate the Citizen Promaster Diver Ecozilla highly for its robust build and excellent value proposition.

Praesidus DD-45

The Praesidus DD-45 is lauded for its detailed vintage-inspired design and solid finishing, with reviewers highlighting the impressive aged indices and hands on the "Patina" version and a well-finished 38mm steel case. Its 100-meter water resistance exceeds that of the original military watches, and the included leather strap is praised for its quality and vintage character, despite initial stiffness. One reviewer notes the Landeron movement exhibits jerky hand-winding. Overall, reviewers rate the Praesidus DD-45 highly for its faithful vintage aesthetic and robust build at its $900 price point.

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