![[Used] PT900 BLACK OPAL Black Opal Ring BO3.20ct D1.78ct 12g #12.5](http://koufuku.jp/cdn/shop/files/2000000013916_3.jpg?v=1741930768&width=480)
![[Used] PT900 BLACK OPAL Black Opal Ring BO3.20ct D1.78ct 12g #12.5](http://koufuku.jp/cdn/shop/files/2000000013916_9.jpg?v=1741930768&width=480)
![[Used] PT900 BLACK OPAL Black Opal Ring BO3.20ct D1.78ct 12g #12.5](http://koufuku.jp/cdn/shop/files/2000000013916_4.jpg?v=1741930768&width=480)
![[Used] PT900 BLACK OPAL Black Opal Ring BO3.20ct D1.78ct 12g #12.5](http://koufuku.jp/cdn/shop/files/2000000013916_5.jpg?v=1741930768&width=480)
![[Used] PT900 BLACK OPAL Black Opal Ring BO3.20ct D1.78ct 12g #12.5](http://koufuku.jp/cdn/shop/files/2000000013916_6.jpg?v=1741930768&width=480)
![[Used] PT900 BLACK OPAL Black Opal Ring BO3.20ct D1.78ct 12g #12.5](http://koufuku.jp/cdn/shop/files/2000000013916_8.jpg?v=1741930768&width=480)
![[Used] PT900 BLACK OPAL Black Opal Ring BO3.20ct D1.78ct 12g #12.5](http://koufuku.jp/cdn/shop/files/2000000013916_7.jpg?v=1743402591&width=480)
![[Used] PT900 BLACK OPAL Black Opal Ring BO3.20ct D1.78ct 12g #12.5](http://koufuku.jp/cdn/shop/files/2000000013916_2.jpg?v=1743402591&width=480)
[Used] PT900 BLACK OPAL Black Opal Ring BO3.20ct D1.78ct 12g #12.5
Select Title
¥786,000
Tax included
brand
Jewelry Designer
series
Gold
PT900
Center stone type
Black Opal
Medium stone size
12.4mm x 8.4mm
Weight of center stone
3.20ct
color
A
Clarity
-
Cut Grade
Shine (center stone)
-
Fluorescence
Two types of center stones
2 sizes of center stone
mm
Center stone 2 weight
ct
Center stone 2 colors
Center stone 2 clarity
Center stone 2 cut grade
Center stone 2 Shine
Nakaishi 2 Fluorescence
Nakaishi 2 Fluorescence
Side stone type
D
Side stone size
mm
Side stone weight
1.78ct
Side stone color
A
Side Stone Clarity
A
Side stone cut grade
Side stone shine
A
Side stone fluorescence
Two types of side stones
Side stones 2 sizes
Side stone 2 weight
ct
Origin
Enhancement/Treatment
size
12.5 size
Chain length
Vatican Inner Diameter
vertical:
beside:
needle
length:
Thickness:
gross weight
12g
Necklace Weight
Pendant Weight
Removing the necklace
accessories
Appraisal agency
Important Notes
Rank
B
Product condition
Although the play of colors is somewhat weak, this black opal ring features a variety of mottled patterns of blue, green, yellow, orange, pink, and red against a dark blue background.

■ About returns (exchanges and refunds)
Products will only be returned if a defect is found.
Please note that we cannot accept returns due to customer convenience.
Please refer to the usage guide for details.