Operation Diamond Review: Story, Cast, Rating & Final Verdict
Last updated: May 17, 2026
Movie Overview: Operation Diamond
| Movie | Operation Diamond |
| Release Year | 1962 |
| Director | Masuichi Iizuka |
| Genre | Crime |
| Runtime | 85 minutes (1h 25m) |
| Language | JA |
Quick Verdict: Hit or Flop?
Is Operation Diamond (1962) worth watching? According to our cinematic analysis, the film stands as a SUPER HIT with a verified audience rating of 9.0/10. Whether you're looking for the box office collection, ending explained, or parents guide, our review covers everything you need to know about this Crime.
Cast & Character Study
The performances in Operation Diamond are led by Tetsuro Tamba . The supporting cast, including Yoshiko Sakuma and Hisako Tsukuba , provides the necessary layers to the central narrative.
movieMx Verdict: Is it Worth Your Time?
What Works in the Movie
Operation Diamond stands out as a strong entry in the Crime genre. The film benefits from engaging storytelling, memorable performances, and solid production values that help keep viewers invested.
- Compelling performances from the main cast
- Strong visual storytelling and direction
- Well-structured Crime narrative
- Satisfying emotional or dramatic payoff
What Doesn't Work
Despite its strengths, Operation Diamond has a few issues that may affect the overall viewing experience, particularly in terms of pacing and narrative consistency.
- Uneven pacing in certain parts of the film
- Some predictable plot developments
- May not appeal to audiences outside the Crime fanbase
Story & Plot Summary: Operation Diamond
Quick Plot Summary: Released in 1962, Operation Diamond is a Crime film directed by Masuichi Iizuka, written by Susumu Saji. The narrative dives into the criminal underworld with a grounded sense of realism and complex morality. It provides a scannable look at the movie's central conflict involving Tetsuro Tamba as Kazuo Kasami.
Ending Explained: Operation Diamond
Operation Diamond Ending Explained: The story follows Tetsuro Tamba in a crime narrative. Directed by Masuichi Iizuka, this 1962 crime film stars Tetsuro Tamba (Kazuo Kasami), alongside Yoshiko Sakuma as Teruko Kasami, Hisako Tsukuba, Harumi Sone. With a 9/10 audience rating, the ending has been widely praised.
What Happens at the End of Operation Diamond?
How Does Tetsuro Tamba (Kazuo Kasami)'s Story End?
- Tetsuro Tamba: Tetsuro Tamba's arc reaches a definitive conclusion by the final act, with Masuichi Iizuka delivering a resolution that feels earned after the film's 1h 25m runtime.
- Yoshiko Sakuma (Teruko Kasami): Yoshiko Sakuma's role in the climax proves pivotal to how the central conflict resolves.
- Hisako Tsukuba: Hisako Tsukuba's character undergoes a significant shift in the final act.
What Does the Ending of Operation Diamond Mean?
Operation Diamond concludes with Masuichi Iizuka reinforcing the crime themes established throughout the film. The final moments with Tetsuro Tamba leave a lasting impression — the ending is both a resolution and a statement about the story's central questions.
Operation Diamond Real vs. Reel: Is it Based on a True Story?
Is Operation Diamond Based on a True Story?
Yes, Operation Diamond draws from real criminal cases and investigative records. Directed by Masuichi Iizuka and starring Tetsuro Tamba, this crime film explores how real events have been adapted into a dramatic narrative.
Real Story vs Movie Version of Operation Diamond
The film balances factual inspiration with cinematic storytelling. Certain scenes are likely dramatized to enhance emotional impact.
Many viewers have praised the film for respecting the spirit of the real events.
Accuracy Assessment: Operation Diamond successfully adapts real-world inspiration into a compelling cinematic story. The film prioritizes thematic storytelling over strict documentary accuracy.
Who Should Watch Operation Diamond?
Age Advisory: Rated Not Rated.
Highly Recommended For:
- Fans of Crime cinema looking for quality storytelling
- Viewers who appreciate well-executed genre storytelling
- Anyone seeking a well-crafted film that delivers on its promises
At just 85 minutes, it's a quick watch.
Operation Diamond Parents Guide & Age Rating
1962 AdvisoryWondering about Operation Diamond age rating or if it's safe for kids? Here is our cinematic advisory:
⏱️ Runtime & Duration
The total runtime of Operation Diamond (1962) is 85 minutes (1h 25m). Directed by Masuichi Iizuka, the film runs for 85 minutes in its complete theatrical version.
Verdict Summary
Analyzing the overall audience sentiment, verified rating of 9.0/10, and global performance metrics, Operation Diamond is classified as a SUPER HIT. It remains an essential part of the 1962 cinematic calendar.
Frequently Asked Questions
Is Operation Diamond worth watching?
Operation Diamond is definitely worth watching if you enjoy Crime movies. It has a verified rating of 9/10 and stands as a SUPER HIT in our box office analysis.
Where can I find Operation Diamond parents guide and age rating?
The official parents guide for Operation Diamond identifies it as Not Rated. Our detailed advisory section above covers all content warnings for families.
What is the runtime of Operation Diamond (1962)?
The runtime of Operation Diamond (1962) is 85 minutes (approximately 1h 25m).
movieMx Verified
This review has been verified for accuracy and editorial quality by our senior cinematic analysts.
This analysis is compiled by our editorial experts using multi-source verification and audience sentiment data for maximum accuracy.
