Side by side

Seestern S446 GMTvsSpinnaker Tesei Bronze Swiss

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

S446 GMT
SeesternS446 GMT
MSRP $299
Tesei Bronze Swiss
SpinnakerTesei Bronze Swiss
MSRP $850

At a glance

15 of 29 specs differ
Diameter
S446 GMT39.5mm
Tesei Bronze Swiss43mm
Power Reserve
S446 GMT41hh
Tesei Bronze Swiss40h
Water Resistance
S446 GMT100m
Tesei Bronze Swiss300m
MSRP
S446 GMT$299
Tesei Bronze Swiss$850

Full specifications

Case

7 specs
Category
GMT
Diver
Diameter
39.5mm
43mm
Thickness
13mm
16mm
Lug-to-Lug
47mm
52mm
Lug Width
20mm
22mm
Material
316L Stainless Steel
Bronze
Water Resistance
100m
300m

Crystal & Dial

2 specs
Crystal Shape
Domed
Flat
Dial Color
Cream
Green

Movement

5 specs
Caliber
Seiko NH34A GMT
Sellita SW200-1
Beat Rate
3 vph
28,800 vph
Power Reserve
41hh
40h
Jewels
24
25
Complications
GMT, Date
None

Pricing

1 specs
MSRP
$299
$850

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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.

Seestern S446 GMT

Owners widely praise the Seestern S446 GMT for its stunning finishing and extreme value, with a sapphire crystal and adjustable clasp. The winding action is noted as buttery smooth, and the 39.5mm case size is considered very wearable. Some owners, however, flag the lume as a weak point and one owner found the bracelet clasp lacked sufficient micro-adjustment. The Seestern S446 GMT is considered an extreme value for the dollar. Overall, owners rate the Seestern S446 GMT highly for its exceptional finishing and value proposition at its price point.

Spinnaker Tesei Bronze Swiss

Owners praise the Spinnaker Tesei Bronze Swiss for its incredible macro-level detail and sharp design, noting its bronze case, ceramic bezel, and wave dial. The inclusion of a Sellita SW200 Swiss movement is highlighted. One owner expressed a desire for a smaller 39-40mm variant, stating it would be their ultimate bronze diver if such a size were offered. On balance, owners rate the Spinnaker Tesei Bronze Swiss highly for its detailed finishing and bronze diver aesthetic.

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