Fashion, as an art form, is a fascinating interpretation of cultural evolution and a mirror reflecting social change. An intriguing phenomenon shaping the global fashion arena is the amalgamation of Eastern and Western fashion aesthetics. This creative fusion is not just a fashion statement, but a testament to the convergence of cultures that significantly influences international sartorial trends. 

West's fascination for the East has been a growing phenomenon in the fashion world. Right from the Roaring Twenties, when flapper dresses borrowed inspiration from oriental fabrics and motifs, to Pierre Balmain and Christian Dior incorporating Asian styles and prints into haute couture designs, Western fashion has perennially found allure in the East. Eastern fashion elements like Kimono-inspired silhouettes, Mandarin collars, Sari draping techniques, and Ottoman prints have often adorned the ramps of fashion capitals like New York, Paris, and Milan.

Simultaneously, the Eastern fashion ecosystem has been integrating elements from the Western. Denim, a quintessential Western fabric, is worn ubiquitously across the East. Silhouettes like sheath dresses, skirt suits, and tuxedo styles have been modified and integrated into Eastern wardrobes alongside traditional clothing. 

The past few decades have witnessed the intensification of this fusion. Galliano's Geisha-inspired couture for Dior or McQueen's Oriental silhouettes pay ode to Eastern aesthetics. At the same time, designers like Issey Miyake and Rei Kawakubo challenge Western fashion norms, blending them with distinctive Japanese minimalism and avant-garde design philosophy.

The amalgamation goes beyond just integrating clothing designs. Embroidery techniques like Zardozi from the Middle East, Sashiko from Japan, or Batik prints from Indonesia have been ingeniously incorporated into Western clothing and accessories. Likewise, Western fabrics like Tweed, Gingham, and Plaid have been breathed into Eastern fashion aesthetics, creating an innovative synergy. 

The fusion has also spilled over to beauty trends. The K-Beauty regimen, known for its extensive steps and hydration focus, has revolutionized skincare routines in the West. Ingredients like Matcha, Ginseng, and Bamboo, traditionally used in Eastern skincare, now feature prominently in Western beauty products.

This extensive cross-cultural symbiosis in fashion is propelled prominently by globalization and digitalization. The rise of social media platforms and global shipping enables trends to disseminate and resonate with a worldwide audience faster than ever before, driving the integration of Eastern and Western fashion.

While this fusion progresses, it is crucial to navigate the line between cultural appreciation and appropriation. It's essential for designers to understand the history and context of the design elements utilized. Hence, this convergence should be seen as a creative dialogue between cultures, a celebration of diversity, and a step towards fostering global fashion fraternity.

In conclusion, the enthralling blend of Eastern and Western fashion aesthetics represents much more than style innovation. It resonates with the increasingly globalized, interconnected world we live in today. Fashion becomes a platform dialoguing between cultures, a testament to our differences and similarities. While there's no denying the distinct charm of both Eastern and Western fashion, it is this captivating fusion that adds a fascinating dimension to the global fashion canvas, ensuring an ever-evolving, dynamic future for international fashion trends.

The fusion of Eastern and Western fashion aesthetics has revolutionized the global fashion scene, bringing diversity and novelty to international style trends. This synchrony of styles has influenced global fashion trends in numerous ways.

1. Evolution of New Trends: The fusion has resulted in unique, amalgamated trends. For example, the adoption of minimalistic Japanese 'kawaii' or 'cute' aesthetic with Western street style has given rise to 'Harajuku' fashion, named after a district in Tokyo. Similarly, the incorporation of traditionally Eastern elements like Mandarin collars or Kimono-styled flares into Western formal wear has moulded new trends.

2. Reshaping High Fashion: High-end designers continually draw on Eastern aesthetics, reshaping haute couture and ready-to-wear lines. Brands like Chanel and Dior have incorporated elements such as Chinese silks or Japanese Obi belts into their collections, shaping high fashion trends worldwide.

3. Diversity in Fashion: The fusion has brought diversity to global trends. Western catwalks showcase designs inspired by rich Indian embroidery or Islamic geometric patterns, adding diversity to mono-cultural fashion perspectives.

4. Boost of Fast Fashion: The cross-cultural mix has given a boost to fast fashion. Western brands like Zara, H&M, and Forever21 often feature clothes with Eastern prints or silhouettes expanding fast fashion  s consumer reach.

5. New Opportunities for Designers: This fusion has opened doors for Eastern designers in Western markets and vice versa. Designers from Asia, such as India's Sabyasachi Mukherjee or Japan's Rei Kawakubo, have gained international recognition due to the acceptance of Eastern aesthetics in global fashion.

6. Spread and Acceptance of Cultural Practices: Western fashionistas have adopted Eastern concepts like the Indian bindi or Mehndi, while Eastern consumers have embraced Western staples like denim. This has resulted in sharing and acceptance of cultural practices and ideologies through fashion.

7. Sustainability: The fusion has highlighted the sustainable practices inherent in many Eastern fashion aesthetics. For instance, the zero-waste principle in traditional Japanese Kimono construction or Indian Sari draping techniques attracts Western consumers looking for environmentally friendly fashion options.

8. Fresh Concepts in Beauty and Wellness: The blending of Eastern and Western aesthetics has massively influenced the beauty and wellness industry. The West  s fascination with the Eastern approach towards holistic beauty and wellness has resulted in 'K-beauty' and 'Ayurveda' trend explosions.

This harmonization of Eastern and Western fashion aesthetics provides fresh fashion narratives, blending traditions and innovations from across the continents. It results in a global fashion landscape that  s rich in diversity, innovation, and a mutual appreciation of styles, allowing designers and consumers alike to explore a broader spectrum of fashion possibilities.