Side by side

Santurce Guaraguao Time Only — Automatic Pilot WatchvsSeiko King Turtle

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

What people say

Owners + reviewers, side by side

Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.

Santurce Guaraguao Time Only — Automatic Pilot Watch

Owners praise the Santurce Guaraguao Time Only — Automatic Pilot Watch as a versatile bargain with excellent specifications, highlighting its strap versatility, bright lume, and good customer service. The watch is noted for its solid feel and a secure screwdown crown, with one owner finding the 42mm case size good for a 7-inch wrist. Criticisms include a seconds hand that some find cheap-looking and a date window described as uninspired, while the prominent branding is considered divisive. Overall, owners rate the Santurce Guaraguao Time Only — Automatic Pilot Watch highly for its value and luminous display.

Seiko King Turtle

Owners widely praise the Seiko Prospex Sea for its excellent value, robust build, and superior lume, with many appreciating its faithful recreation of classic designs and proven movements like the 4R36 and 6R15. Reviewers highlight impressive case finishing and durability, noting that even larger models wear smaller than expected due to thoughtful case design. Some owners find the solar quartz models a great entry point, appreciating their design and solar functionality. However, specific variants receive critiques: the bracelet clasp on the Samurai is described as underwhelming, and the Sumo's bracelet width and clasp are seen as too narrow and rudimentary, respectively. The SPB183 is considered expensive for a Japanese watch, and its lume is noted as not quite matching older Seiko Monster models. The GMT function on the SPB519 is deemed less practical for serious travel, and its bezel clicks are described as quieter and mushier.

At a glance

12 of 29 specs differ
Diameter
Guaraguao Time Only — Automatic Pilot Watch42mm
King Turtle45mm
Power Reserve
Guaraguao Time Only — Automatic Pilot Watch
King Turtle41h
Water Resistance
Guaraguao Time Only — Automatic Pilot Watch300m
King Turtle200m
MSRP
Guaraguao Time Only — Automatic Pilot Watch$899
King Turtle$650

Full specifications

Case

5 specs
Category
Diver
Diameter
42mm
45mm
Thickness
11.7mm
13.2mm
Lug-to-Lug
51mm
47.7mm
Water Resistance
300m
200m

Crystal & Dial

3 specs
AR Coating
Yes
Anti-reflective coating on inner surface
Dial Color
Lume
None
LumiBrite on hands and index(es)

Movement

3 specs
Caliber
Miyota 9075
4R36
Power Reserve
0h
41h
Jewels
0
24

Pricing

1 specs
MSRP
$899
$650
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