The idea that a man should spend two months’ salary on an engagement ring was invented by De Beers marketing — in Japan the campaign set the figure at three, rewriting wedding customs where diamond engagement rings had barely existed
The widely accepted notion that an engagement ring should cost two months' salary originated from a strategic marketing campaign by De Beers. This advertising initiative successfully established a new consumer norm, shaping expectations around marriage proposals. In Japan, De Beers adapted this strategy, recommending a three-month salary expenditure for engagement rings. This campaign significantly altered Japanese wedding customs, where diamond engagement rings were previously uncommon. Within a single generation, the adoption rate of diamond engagement rings in Japan surged from less than 5 percent to an impressive 77 percent, demonstrating the profound impact of targeted marketing on cultural practices.
This article, while seemingly about a historical marketing campaign, offers crucial insights into the power of branding and market creation within Asian economies. De Beers' success in Japan illustrates how a foreign company can not only introduce a new product but also fundamentally reshape long-standing cultural traditions and consumer behavior through strategic advertising. This case study is particularly relevant for startups and tech companies looking to penetrate diverse Asian markets, highlighting the importance of understanding local nuances and crafting campaigns that resonate deeply, even if it means redefining existing norms.
For Asia's tech ecosystem, this example underscores the potential for disruptive innovation not just in product development but also in market-making. It demonstrates that consumer habits are not immutable and can be influenced by well-executed marketing, even for high-value purchases. This historical precedent can inform modern strategies for introducing new technologies or services in Asia, emphasizing the need for cultural sensitivity combined with bold market positioning to achieve widespread adoption and create entirely new demand where none existed before.






