Side by side

Seiko Prospex RotocallvsStudio Underd0g Full Moon

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

Prospex Rotocall
SeikoProspex Rotocall
MSRP $550
Full Moon
Studio Underd0gFull Moon
MSRP $800

At a glance

11 of 29 specs differ
Diameter
Prospex Rotocall37mm
Full Moon39.5mm
Power Reserve
Prospex Rotocall40h
Full Moon40h
Water Resistance
Prospex Rotocall100m
Full Moon
MSRP
Prospex Rotocall$550
Full Moon$800

Full specifications

Case

6 specs
Category
Sport
Casual
Diameter
37mm
39.5mm
Thickness
10.6mm
Lug-to-Lug
43.5mm
Lug Width
20mm
Water Resistance
100m

Crystal & Dial

2 specs
Crystal
Hardlex
Sapphire
Dial Color
Black
Standard

Movement

2 specs
Caliber
A824
Type
Quartz
Manual

Pricing

1 specs
MSRP
$550
$800

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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.

Seiko Prospex Rotocall

Owners widely praise the Seiko Prospex Rotocall for its charismatic retro design and comfortable 37mm size, with many appreciating its space-faring heritage. However, multiple sources criticize its price point, suggesting it is too high for an all-digital quartz watch with features like a stamped clasp, mineral crystal, and standard quartz movement. Some owners also note drawbacks such as a flimsy battery mount and split pin bracelet construction. On balance, owners and reviewers find the Seiko Prospex Rotocall visually appealing and a faithful re-release, but its value proposition is frequently questioned due to its price.

Studio Underd0g Full Moon

Owners widely praise the Studio Underd0g Full Moon's harmonious creamy dial and its 37mm case, which fits flawlessly. The innovative sapphire disc with numerals is a highlight, though two visible screws holding it are noted as a minor aesthetic drawback. Some owners find the watch overpriced, while others see value in the upgraded Sellita movement under $1k. Lume is surprisingly good, and the included NATO strap is preferred by some over the leather. Accuracy ranges from +1/+2 seconds per day to about -6 seconds per day. On balance, owners rate the Studio Underd0g Full Moon highly for its versatile dial and well-fitting case at the price point.

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