Side by side

Stewart Dawson 911vsUnimatic Modello Quattro UC4 Classic Time Only

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

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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.

Stewart Dawson 911

The Stewart Dawson 911 is praised for its successful translation of Porsche 911 gauge aesthetics into a refined timepiece with impressive finishing and build quality. Reviewers highlight the legible dial, premium Nappa leather strap, and the reliable Sellita SW200 automatic movement. However, the 42.5mm case size is noted as large for smaller wrists, with a desire expressed for a smaller variant. One reviewer also suggested a no-date version might have been more visually pleasing. Overall, reviewers rate the Stewart Dawson 911 highly for its coherent design and premium execution at its price point.

Unimatic Modello Quattro UC4 Classic Time Only

The Unimatic Modello Quattro UC4 Classic Time Only features a robust 40mm black DLC case, 13.7mm to 13.9mm thick, with drilled lugs and a fixed steel bezel that balances beefiness with wearability. Reviewers note improved crown action and refinement over earlier models, with a flat sapphire crystal. Its sandwich dial reveals Super-LumiNova BG W9 beneath cut-out indexes, paired with a Seiko NH35A automatic movement. While the movement is considered robust and reliable, one reviewer expressed a preference for a Sellita caliber given the watch's heft. On balance, reviewers find the Unimatic Modello Quattro UC4 Classic Time Only to be a well-refined and wearable tool watch with a distinct military character.

At a glance

11 of 29 specs differ
Diameter
91142.5mm
Modello Quattro UC4 Classic Time Only40mm
Power Reserve
91141h
Modello Quattro UC4 Classic Time Only
Water Resistance
911100m
Modello Quattro UC4 Classic Time Only300m
MSRP
911$1,567
Modello Quattro UC4 Classic Time Only$655

Full specifications

Case

6 specs
Diameter
42.5mm
40mm
Thickness
13mm
0mm
Lug-to-Lug
50mm
0mm
Lug Width
0mm
Material
Stainless Steel
Water Resistance
100m
300m

Crystal & Dial

2 specs
Crystal
Sapphire
Dial Color
Grey
Matte black

Movement

2 specs
Caliber
Sellita SW200-1
Seiko NH35
Power Reserve
41h
0h

Pricing

1 specs
MSRP
$1,567
$655
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