Side by side

Nodus Sector II Field TitaniumvsSeiko Prospex Sea Save the Ocean Special Edition

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

Sector II Field Titanium
NodusSector II Field Titanium
MSRP $550

At a glance

14 of 29 specs differ
Diameter
Sector II Field Titanium38mm
Prospex Sea Save the Ocean Special Edition45mm
Power Reserve
Sector II Field Titanium41h
Prospex Sea Save the Ocean Special Edition41h
Water Resistance
Sector II Field Titanium100m
Prospex Sea Save the Ocean Special Edition200m
MSRP
Sector II Field Titanium$550
Prospex Sea Save the Ocean Special Edition$625

Full specifications

Case

7 specs
Category
Field
Diver
Diameter
38mm
45mm
Thickness
11.7mm
13.2mm
Lug-to-Lug
47mm
47.7mm
Lug Width
20mm
22mm
Material
Titanium
Stainless Steel
Water Resistance
100m
200m

Crystal & Dial

4 specs
Crystal Shape
Box
Flat
AR Coating
Yes
Anti-reflective coating on inner surface
Dial Color
Black
Lume
Swiss Super-LumiNova® BGW9 Grade A
LumiBrite on hands, index(es) and bezel

Movement

2 specs
Caliber
TMI NH38
4R36
Power Reserve
41h
41h

Pricing

1 specs
MSRP
$550
$625

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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.

Nodus Sector II Field Titanium

The Nodus Sector II Field Titanium is lauded for its comfortable, thinner 38mm titanium case with a matte, media-blasted finish and scratch-resistant coating, a standout layered dial design, and a comfortable TecTuff rubber strap. Reviewers note its tough, affordable tool watch nature, featuring olive green Ceracote on the titanium case and a tropical dial with Super-LumiNova BGW9 lume. The TMI NH38 movement provides a 41-hour power reserve, and accuracy is regulated to +/-10 seconds per day. The all-matte finishing lacks the visual refinement of polished elements found on other Nodus models. Overall, reviewers praise the Nodus Sector II Field Titanium for its durable construction and distinctive design at an accessible price point.

Seiko Prospex Sea Save the Ocean Special Edition

The Seiko Prospex Sea Save the Ocean Special Edition is widely praised for its attractive, unique, and textured dials, often described as having a "Grand Seiko feel" at a more accessible price point, with specific mentions of wave patterns, lagoon hues, and manta ray motifs. Owners appreciate the smooth bezel operation and satisfactory lume. Accuracy figures vary, with one owner reporting +5 seconds per day, while another notes a range from +1/+2 to about -6 seconds per day. The 6R35 movement offers a 70-hour power reserve, and some models feature sapphire crystals. Criticisms include a desire for exhibition casebacks and concerns about the quality and security of the stamped metal clasps and bracelets, which are frequently described as rattly or underwhelming, though this is noted as a common Seiko trait. Some owners are split on the number of Save the Ocean variations and dislike the cyclops magnifier.

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