Side by side

Boldr Five-in-a-RowvsHamilton Khaki Navy Scuba Auto

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.

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.

Hamilton Khaki Navy Scuba Auto

Owners and reviewers widely praise the Hamilton Khaki Navy Scuba Auto for its exceptional value, robust construction, and distinctive dial designs, with many highlighting the 80-hour power reserve provided by the H-10 movement. The watch is frequently noted for its utilitarian dial, legible lume, and tactile bezel action. However, the 43mm case size is a recurring point of contention, with several sources deeming it large for everyday wear, though some owners find it comfortable and appreciate its substantial feel. One reviewer points out that the steel bracelet could benefit from a taper and a quick-adjust clasp, and another notes the unlumed bezel pip as a minor area for improvement. Overall, the Hamilton Khaki Navy Scuba Auto is highly regarded by owners and reviewers for its strong value and appealing tool-watch aesthetic, with the 43mm case size being the most significant consideration for potential buyers.

From video reviewers

The 80-hour power reserve from the H-10 movement is a significant strength. Reviewers noted the bezel action and bracelet/clasp as points of focus.

At a glance

12 of 29 specs differ
Diameter
Five-in-a-Row38mm
Khaki Navy Scuba Auto40mm
Power Reserve
Five-in-a-Row
Khaki Navy Scuba Auto80h
Water Resistance
Five-in-a-Row200m
Khaki Navy Scuba Auto100m
MSRP
Five-in-a-Row$399
Khaki Navy Scuba Auto$975

Full specifications

Case

6 specs
Category
Tool
Diver
Diameter
38mm
40mm
Thickness
12.8mm
12.95mm
Lug-to-Lug
44mm
0mm
Material
Titanium
Stainless Steel
Water Resistance
200m
100m

Crystal & Dial

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

Movement

2 specs
Caliber
Seiko NH35
Hamilton H-10
Power Reserve
0h
80h

Pricing

1 specs
MSRP
$399
$975
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