Side by side

Boldr Five-in-a-RowvsSignum Cero

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

Five-in-a-Row
BoldrFive-in-a-Row
MSRP $399
Cero
SignumCero
MSRP $519
What people say

Owners + reviewers, side by side

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

Boldr Five-in-a-Row

Owners widely praise Boldr's lightweight titanium cases, value, and suitability for outdoor or adventure use. The 38mm size is considered perfect by some, and the topographical dial on one variant offers fantastic depth with well-matched Old-Radium C3 lume. However, some owners report issues with customer service and perceived poor quality for the price, while others find the 14mm thickness chunky and the dial cluttered, impacting legibility. Accuracy averages around +15 seconds per day, though specific complications like a pulsometer and respiration timer are noted as accurate and useful on one variant. Overall, owners rate Boldr highly for its lightweight, functional design and value, despite some concerns about build quality and legibility.

Signum Cero

Owners widely praise the Signum Cero's exceptional lume, satisfying bezel action, and distinctive dial design, with particular appreciation for the bronze case and green turquoise dial. One owner notes the watch wears a bit small and requires extra pressure to screw down the crown. The NH35 automatic movement powers the 39.5mm timepiece, which weighs a comfortable 47.25 grams with the buckle. Overall, owners rate the Signum Cero highly for its unique aesthetic and strong lume at the price point.

At a glance

12 of 29 specs differ
Diameter
Five-in-a-Row38mm
Cero39.5mm
Power Reserve
Five-in-a-Row40h
Cero
Water Resistance
Five-in-a-Row200m
Cero200m
MSRP
Five-in-a-Row$399
Cero$519

Full specifications

Case

6 specs
Category
Tool
Diameter
38mm
39.5mm
Thickness
12.8mm
13.4mm
Lug-to-Lug
44mm
Lug Width
20mm
Material
Titanium
Bronze

Crystal & Dial

3 specs
AR Coating
Yes
Inner
Dial Color
Five In A Row I
Lume
Super-LumiNova
None

Movement

2 specs
Caliber
NH35
Seiko NH35
Power Reserve
40h

Pricing

1 specs
MSRP
$399
$519
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