Side by side

Spinnaker Tesei Mille Metri GMTvsSeiko Prospex Sea Save the Ocean Special Edition

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

Tesei Mille Metri GMT
SpinnakerTesei Mille Metri GMT
MSRP $559

At a glance

12 of 29 specs differ
Diameter
Tesei Mille Metri GMT44mm
Prospex Sea Save the Ocean Special Edition43.8mm
Power Reserve
Tesei Mille Metri GMT40h
Prospex Sea Save the Ocean Special Edition41h
Water Resistance
Tesei Mille Metri GMT1,000m
Prospex Sea Save the Ocean Special Edition200m
MSRP
Tesei Mille Metri GMT$559
Prospex Sea Save the Ocean Special Edition$650

Full specifications

Case

6 specs
Category
GMT
Diver
Diameter
44mm
43.8mm
Thickness
16mm
12.8mm
Lug-to-Lug
52mm
48.7mm
Material
316L Stainless Steel
Stainless Steel
Water Resistance
1000m
200m

Crystal & Dial

2 specs
AR Coating
Inner
Anti-reflective coating on inner surface
Lume
None
LumiBrite on hands, index(es) and bezel

Movement

3 specs
Caliber
Seiko NH34A
4R35
Power Reserve
40h
41h
Jewels
25
23

Pricing

1 specs
MSRP
$559
$650

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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.

Spinnaker Tesei Mille Metri GMT

The Spinnaker Fleuss Midnight Black features a reliable and accurate Japanese TMI NH35 Automatic Movement with 3 Hands and Date. A potential drawback is the watch's relatively low 15 ATM water-resistance rating compared to other watches in its class. Reviewers disagree on the watch's suitability for larger wrists, with one reviewer noting a 43mm diameter and 51mm lug-to-lug fit, while the other mentions a 51mm lug-to-lug measurement.

Seiko Prospex Sea Save the Ocean Special Edition

Owners widely praise the Seiko Prospex Sea Save the Ocean Special Edition for its exceptional and captivating dial designs, often described as a highlight that evokes ocean surfaces with unique textures and color gradients. The watch is frequently noted for its excellent value, with some reviewers comparing its aesthetics to much higher-priced brands. Owners report satisfactory lume and accurate timekeeping, with figures ranging from +5 seconds per day to more precise results. However, some owners and reviewers point to the bracelet clasp as a point of criticism, describing it as underwhelming or flimsy, and some find the watch to be top-heavy. There are also mentions of imperfect day/date wheel alignment and occasional bezel alignment issues on some models within the line. The Seiko Prospex Sea Save the Ocean Special Edition is available in various case sizes, with some owners questioning if certain dimensions are too bulky for daily wear.

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