Side by side

Seestern S446 GMTvsTornek-Rayville TR-660 Acrylic Date

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

S446 GMT
SeesternS446 GMT
MSRP $299
TR-660 Acrylic Date
Tornek-RayvilleTR-660 Acrylic Date
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.

Tornek-Rayville TR-660 Acrylic Date

Owners widely praise the exceptional build quality for the price, noting a solid feel, quiet rotor, and good bezel action on the Tornek-Rayville TR-660 Acrylic Date. Reviewers highlight its utilitarian, non-reflective matte black dial and the inclusion of a moisture detector, echoing its military-issued predecessor. One owner found the lume dim and short-lived. Overall, owners rate the Tornek-Rayville TR-660 Acrylic Date highly for its robust construction and military-inspired design cues at its price point.

At a glance

16 of 29 specs differ
Diameter
S446 GMT39.5mm
TR-660 Acrylic Date40mm
Power Reserve
S446 GMT41hh
TR-660 Acrylic Date50h
Water Resistance
S446 GMT100m
TR-660 Acrylic Date200m
MSRP
S446 GMT$299
TR-660 Acrylic Date

Full specifications

Case

6 specs
Category
GMT
Diver
Diameter
39.5mm
40mm
Thickness
13mm
14.7mm
Lug-to-Lug
47mm
48.5mm
Material
316L Stainless Steel
Stainless Steel
Water Resistance
100m
200m

Crystal & Dial

4 specs
Crystal Shape
Domed
Flat
AR Coating
Inner
Yes
Dial Color
Cream
Black
Lume
None
Superluminova

Movement

5 specs
Caliber
Seiko NH34A GMT
TMI NH38
Beat Rate
3 vph
28,800 vph
Power Reserve
41hh
50h
Jewels
24
25
Complications
GMT, Date
None

Pricing

1 specs
MSRP
$299
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