Side by side

HELM KhuraburivsSeiko Prospex Sea 1968 Heritage Diver's GMT

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

What people say

Owners + reviewers, side by side

Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.

HELM Khuraburi

Owners widely report the HELM Khuraburi is liked, with one owner noting it arrived in perfect condition. Some owners find the HELM Khuraburi to be on the large side. On balance, owners rate the HELM Khuraburi positively for its condition and general appeal, despite some finding it large.

From video reviewers

The HELM Khuraburi offers a rugged, solid build for its price point. Availability is a significant drawback, with the watch being difficult to acquire due to infrequent stock.

Seiko Prospex Sea 1968 Heritage Diver's GMT

The Seiko Prospex Sea 1968 Heritage Diver's GMT is widely praised for its build quality, finishing, and comfortable wearability, offering good value for its price point. Owners and reviewers highlight the attractive silver/white sunray dial, blue ceramic bezel, and the premium feel of the improved bracelet clasp with excellent micro-adjustment. The Caliber 6R54 movement provides a 72-hour power reserve, and real-world accuracy often exceeds its stated range of +25 to -15 seconds per day, with some owners reporting figures around +3 to +5 seconds per day. However, the caller-style GMT functionality is a point of contention for some, who find the GMT scale difficult to read and prefer a flyer GMT at this price. Some also find the crown position at 4 o'clock undesirable, and a few note a lack of dial contrast or illegibility of the inner bezel.

At a glance

10 of 29 specs differ
Diameter
Khuraburi42mm
Prospex Sea 1968 Heritage Diver's GMT42mm
Power Reserve
Khuraburi40h
Prospex Sea 1968 Heritage Diver's GMT72h
Water Resistance
Khuraburi300m
Prospex Sea 1968 Heritage Diver's GMT200m
MSRP
Khuraburi$310
Prospex Sea 1968 Heritage Diver's GMT$1,500

Full specifications

Case

4 specs
Thickness
16mm
12.9mm
Lug-to-Lug
49mm
48.6mm
Lug Width
22mm
20mm
Water Resistance
300m
200m

Crystal & Dial

3 specs
Crystal Shape
Domed
Flat
AR Coating
Yes
Anti-reflective coating on inner surface
Lume
Super-LumiNova
LumiBrite on hands, index(es) and bezel

Movement

2 specs
Caliber
6R54
Power Reserve
40h
72h

Pricing

1 specs
MSRP
$310
$1,500
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 HELM Khuraburi vs Seiko Prospex Sea 1968 Heritage Diver's GMT 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.