Grand Seiko Heritage Collection

Draws directly on the 1967 44GS/62GS models, Grand Seiko's first complete expression of the 'Grand Seiko Style' design grammar.

11 references

“Differs” marks a spec with different recorded values. — means not recorded.

11 references side by side. 16 of 20 specs differ.
Spec	SBGR001 First 9S mechanical Grand Seiko	SBGA001 First Grand Seiko Spring Drive automatic	SBGA011 Snowflake (original)	SBGA211 Snowflake	SBGX363 Hana-Ikada 32	SBGX365 Hana-Ikada Blue	SBGA413 Hana-Ikada (cherry blossoms on water)	SBGA415 Winter landscape (light gray)	SBGH341 Sakura Kakushi	SBGH343 Sakura Wakaba (spring foliage)	SBGH347 Icefall (ice-blue)
Case size Differs	Not recorded	41 mm	41 mm	41 mm	32.3 mm	32.3 mm	40 mm	40 mm	38 mm	38 mm	37 mm
Lug to lug Differs	Not recorded	Not recorded	Not recorded	49 mm	39 mm	39 mm	47 mm	47 mm	44.7 mm	44.7 mm	44.6 mm
Thickness Differs	Not recorded	Not recorded	Not recorded	12.5 mm	9 mm	9 mm	12.8 mm	12.8 mm	12.9 mm	12.9 mm	13.3 mm
Lug width Differs	Not recorded	Not recorded	Not recorded	20 mm	15 mm	15 mm	21 mm	21 mm	20 mm	20 mm	19 mm
Case Differs	Stainless steel, round	Stainless steel, round	Stainless Steel, round	High-Intensity Titanium, round	Stainless Steel, round	Stainless Steel, round	High-Intensity Titanium, round	High-Intensity Titanium, round	High-Intensity Titanium, round	High-Intensity Titanium, round	Ever-Brilliant Steel, round
Bezel Differs	stainless_steel fixed	stainless_steel fixed	Not recorded	titanium fixed	bezel-less	bezel-less	bezel-less	bezel-less	titanium fixed	titanium fixed	Ever-Brilliant Steel fixed
Crystal Differs	sapphire	sapphire	Not recorded	Dual-curved sapphire, anti-reflective inner coating	Box-shaped sapphire, anti-reflective inner coating	Box-shaped sapphire, anti-reflective inner coating	Box-shaped sapphire, anti-reflective inner coating	Box-shaped sapphire, anti-reflective inner coating	Box-shaped sapphire, anti-reflective inner coating	Box-shaped sapphire, anti-reflective inner coating	Dual-curved sapphire, anti-reflective coating
Water resistance	Not recorded	100 m	100 m	100 m	100 m	100 m	100 m	100 m	100 m	100 m	100 m
Caliber Differs	9S55	9R65	9R65	9R65	9F51	9F51	9R65	9R65	9S85	9S85	9S85
Movement maker Differs	Seiko Watch Corporation	Seiko Epson	Seiko Epson	Seiko Epson	Seiko Epson	Seiko Epson	Seiko Epson	Seiko Epson	Seiko Watch Corporation (Shizukuishi Watch Studio)	Seiko Watch Corporation (Shizukuishi Watch Studio)	Seiko Watch Corporation (Shizukuishi Watch Studio)
Movement type Differs	Automatic	Spring Drive	Spring Drive	Spring Drive	Quartz	Quartz	Spring Drive	Spring Drive	Automatic	Automatic	Automatic
Jewels Differs	26	30	30	30	Not recorded	Not recorded	30	30	37	37	37
Frequency Differs	28800 vph	Not recorded	Not recorded	Not recorded	Not recorded	Not recorded	Not recorded	Not recorded	36000 vph	36000 vph	36000 vph
Power reserve Differs	50 h	72 h	72 h	72 h	Not recorded	Not recorded	72 h	72 h	55 h	55 h	55 h
Complications	Not recorded	power_reserve_indicator	power_reserve_indicator	power_reserve_indicator	Not recorded	Not recorded	power_reserve_indicator	power_reserve_indicator	Not recorded	Not recorded	Not recorded
Dial Differs	Not recorded	Not recorded	Silver-white, snow-formation texture	Silver-white, snow-formation texture / blue (seconds hand)	Soft pink, floating cherry-blossom texture	Deep blue, moonlit cherry-blossom motif	Soft pink	Light gray, winter-landscape texture	Grayish subdued pink, molded sakura-kakushi (cherry blossom under snow) pattern	Light green, cherry-tree spring foliage motif	Ice-blue, icefall-inspired pattern
Indices	Not recorded	Not recorded	Not recorded	applied faceted	Not recorded	Not recorded	Not recorded	Not recorded	Not recorded	Not recorded	Not recorded
Hands	Not recorded	Not recorded	Not recorded	faceted baton, steel, blue tempered seconds hand	Not recorded	Not recorded	Not recorded	Not recorded	Not recorded	Not recorded	Not recorded
Bracelet Differs	stainless steel bracelet	stainless steel bracelet	Not recorded	titanium bracelet, folding clasp	stainless steel bracelet, tapered, folding clasp	stainless steel bracelet, tapered, folding clasp	titanium bracelet, folding clasp with push-button release	titanium bracelet, folding clasp with push-button release	titanium bracelet, folding clasp with push-button release	titanium bracelet, folding clasp with push-button release	Ever-Brilliant Steel bracelet, folding clasp
Produced Differs	1998	2004	2010–2016	2017	2027	2027	Not recorded	Not recorded	Not recorded	Not recorded	Not recorded