Side by side

Seiko King Seiko KSKvsVario VARIO x RZE UltraHex Titanium Trench

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

King Seiko KSK
SeikoKing Seiko KSK
MSRP $1,900
VARIO x RZE UltraHex Titanium Trench
VarioVARIO x RZE UltraHex Titanium Trench
MSRP $499

At a glance

15 of 29 specs differ
Diameter
King Seiko KSK36.1mm
VARIO x RZE UltraHex Titanium Trench37mm
Power Reserve
King Seiko KSK72h
VARIO x RZE UltraHex Titanium Trench40h
Water Resistance
King Seiko KSK100m
VARIO x RZE UltraHex Titanium Trench100m
MSRP
King Seiko KSK$1,900
VARIO x RZE UltraHex Titanium Trench$499

Full specifications

Case

6 specs
Category
Dress
Field
Diameter
36.1mm
37mm
Thickness
11.6mm
10mm
Lug-to-Lug
43mm
45mm
Lug Width
19mm
18mm
Material
Stainless Steel
UltraHex Titanium

Crystal & Dial

5 specs
Crystal
Sapphire
Domed Sapphire
Crystal Shape
Box
Flat
AR Coating
Anti-reflective coating on inner surface
Inner
Dial Color
Black
Yellow
Lume
LumiBrite on hands and index(es)
None

Movement

3 specs
Caliber
6R51
Miyota 82s5
Power Reserve
72h
40h
Jewels
24
25

Pricing

1 specs
MSRP
$1,900
$499

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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.

Seiko King Seiko KSK

The King Seiko KSK is widely praised for its refined finishing, with owners and reviewers noting its sharp case, faceted lugs, and well-executed dial indices, often comparing its polishing favorably to Grand Seiko. Enthusiasts appreciate its slim, retro design, with some stating it wears smaller than its official size due to the cushion case and close-to-the-wrist feel. The use of the slimline Calibre 6L35 movement is seen as an upgrade, maintaining the watch's slender profile, though some owners express concern over the price point and the perceived value of the movement. Accuracy figures vary, with one owner reporting +5 to +7 seconds per day, while another notes +15/-10 seconds per day. Some owners have noted minor quality control issues such as misaligned screws or a burr on a hand. On balance, owners and reviewers rate the King Seiko KSK highly for its exceptional case and dial finishing at its price point.

VARIO x RZE UltraHex Titanium Trench

Owners praise the VARIO x RZE UltraHex Titanium Trench for its price point and the dial's color-shifting effects, with one owner noting it as a great limited edition. A reviewer highlights its lightweight titanium case and sand-textured pink dial. Some with larger wrists may find its 36mm size compact. One owner dislikes the strap and notes the movement can occasionally be loud. Overall, owners and reviewers rate the VARIO x RZE UltraHex Titanium Trench highly for its unique dial and value at the price.

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