Side by side

Seestern S446 GMTvsHelgray Silverstone (Refurbished)

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

S446 GMT
SeesternS446 GMT
MSRP $299
Silverstone (Refurbished)
HelgraySilverstone (Refurbished)
MSRP $150
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.

Helgray Silverstone (Refurbished)

Owners widely praise the Helgray Silverstone (Refurbished) for its crisp printing, applied indices, legible date wheel, and solid pushers, noting an amazing fit and finish for the price and an attractive aesthetic. Some owners find the metal bracelet squeaks, and the 24-hour subdial is less desirable than sub seconds. One owner criticizes the thick case, downward-angled lugs that can dig into the wrist, and a crystal with noticeable edge effects. Overall, owners rate the Helgray Silverstone (Refurbished) highly for its impressive build quality and aesthetic appeal at its price point.

At a glance

14 of 29 specs differ
Diameter
S446 GMT39.5mm
Silverstone (Refurbished)40mm
Power Reserve
S446 GMT41hh
Silverstone (Refurbished)40h
Water Resistance
S446 GMT100m
Silverstone (Refurbished)50m
MSRP
S446 GMT$299
Silverstone (Refurbished)$150

Full specifications

Case

5 specs
Category
GMT
Chronograph
Diameter
39.5mm
40mm
Thickness
13mm
11.5mm
Material
316L Stainless Steel
Stainless Steel
Water Resistance
100m
50m

Crystal & Dial

2 specs
Crystal Shape
Domed
Flat
Dial Color
Cream
Black

Movement

6 specs
Caliber
Seiko NH34A GMT
Seiko VK64 (Meca-Quartz)
Type
Automatic
Quartz
Beat Rate
3 vph
28,800 vph
Power Reserve
41hh
40h
Jewels
24
25
Complications
GMT, Date
None

Pricing

1 specs
MSRP
$299
$150
Keep exploring

More watches worth a look

Matched to the watches above on size, movement, style and price — microbrands first. Open any one to dig in.

Follow this matchup

Get a note when Seestern S446 GMT vs Helgray Silverstone (Refurbished) gets more votes, a community discussion, or a price drop. No account needed.

Adjacent matchups

People also compared

Comparisons nearby in the catalog — alternatives to the watches above paired against the matchup.