Oceanica Watch Co. MakovsSeiko 5KX

lug2lug doesn't sell watches. Buy links open the brand's or seller's own site. Some links are affiliate links: lug2lug may earn a commission at no extra cost to you. Disclosures

Measurements

Catalog photos are all shot at the same flattering size. These aren't: every case below shares one millimeter scale.

Oceanica Watch Co. Mako at true scale

Mako

Seiko 5KX at true scale

5KX

Diameter

41mm

42.5mm

Lug-to-Lug

47mm

46mm

lowest

Thickness

13mm

lowest

13.4mm

Water Resistance

200m

highest

100m

Power Reserve

n/a

41h

MSRP

$320

lowest

$350

Movement

Seiko NH35

Seiko 4R36

Case

5 specs
Diameter
41mm
42.5mm
Thickness
13mm
13.4mm
Lug-to-Lug
47mm
46mm
Lug Width
n/a
22mm
Water Resistance
200m
100m

Crystal & Dial

2 specs
Crystal
Sapphire
Hardlex
Lume
C3
LumiBrite on hands and index(es)

Movement

3 specs
Caliber
Seiko NH35
Seiko 4R36
Power Reserve
n/a
41h
Jewels
0
24

Pricing

1 specs
MSRP
$320
$350
Keep your wishlist and collection together in the appExplore the app

Reviews

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

Oceanica Watch Co. Mako

Owners widely praise the Oceanica Watch Co. Mako for its exceptional value and specifications, specifically noting the sapphire crystal, ceramic bezel, solid bracelet, and strong lume. The Seiko NH35 movement is present, though one owner reports typical timing fluctuations. The design is described as somewhat generic by one forum member. On balance, owners rate the Oceanica Watch Co. Mako highly for its impressive feature set and value proposition.

Seiko 5KX

Owners widely praise the Seiko 5KX for its strong lume and value, with many reporting accuracy within +/-5 to 10 seconds per day, though some experience +/-1 second. The 42.5mm case is noted to wear smaller, and the watch offers a comfortable feel for many. Some owners are split on the bracelet quality, with opinions ranging from "cheaper side" with hollow links to "flimsy-feeling" jubilee. A few quality control issues have been reported, including a failed bezel clickspring and misaligned components. The Seiko 5KX is seen by some as a worthy successor to the original SKX, offering an upgraded movement with hacking and hand-winding capabilities, though others lament the loss of ISO certification and a screw-down crown. Overall, owners rate the Seiko 5KX highly for its excellent lume and value proposition, making it a popular choice for everyday wear.