Side by side

Seestern S446 GMTvsLongines FLAGSHIP HERITAGE

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

S446 GMT
SeesternS446 GMT
MSRP $299
FLAGSHIP HERITAGE
LonginesFLAGSHIP HERITAGE
MSRP $2,150

At a glance

20 of 29 specs differ
Diameter
S446 GMT39.5mm
FLAGSHIP HERITAGE38.5mm
Power Reserve
S446 GMT41hh
FLAGSHIP HERITAGE
Water Resistance
S446 GMT100m
FLAGSHIP HERITAGE30m
MSRP
S446 GMT$299
FLAGSHIP HERITAGE$2,150

Full specifications

Case

8 specs
Category
GMT
Dress
Diameter
39.5mm
38.5mm
Thickness
13mm
10.3mm
Lug Width
20mm
19mm
Material
316L Stainless Steel
Stainless Steel
Finish
Brushed and polished
Water Resistance
100m
30m
Caseback
Solid

Crystal & Dial

4 specs
Crystal Shape
Domed
AR Coating
Inner
Dial Color
Cream
Anthracite
Indices
Applied

Movement

7 specs
Caliber
Seiko NH34A GMT
L615.3
Beat Rate
3 vph
0 vph
Power Reserve
41hh
0h
Jewels
24
0
Hacking
Yes
No
Hand-winding
Yes
No
Complications
GMT, Date
None

Pricing

1 specs
MSRP
$299
$2,150

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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.

Longines FLAGSHIP HERITAGE

The Longines Flagship Heritage is widely praised for its impeccable finishing, timeless vintage-inspired design, and exceptional value, with reviewers highlighting its elegant cream dial with gilt markers, dauphine hands, and applied logo, as well as its comfortable 38.5mm case size. Owners appreciate its refined aesthetic, suitable for dressed occasions and as a first watch, and some note the special design on the case back. However, its 42-hour power reserve and 12.4mm thickness are flagged as drawbacks, with one owner suspecting an issue with the self-winding mechanism. Overall, owners and reviewers rate the Longines Flagship Heritage highly for its elegant vintage design and exceptional value at its price point.

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