CaratHunter
Plans
Round|Natural|GIA

1.66ct J IF Round Natural Diamond

EX • J/IF • GIA 5433009954

Certificate GIA 5433009954

Diamond specifications and retailer prices

From €12,552 EUR
£11,086 GBP
As of November 2, 2026
1 retailer carries this diamond
Only listing: €12,552 EUR at 77 Diamonds
Only one retailer lists this diamond right now, and it is shown above, so there is nothing to unlock. Similar diamonds are carried by several retailers.
View at 77 Diamonds

About this 1.66ct natural round diamond

This 1.66ct natural round sits in the one-and-a-half to two carat band, graded J colour (near-colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by GIA 5433009954. Listed at a single retailer as of November 2, 2026. If it later appears at another store, Carat Hunter will surface the price comparison automatically. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.66
Carat
J
Color
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 5433009954
Dimensions7.55 × 7.59 × 4.72 mm
L/W Ratio1.01
Top View
7.55 mm7.59 mm1.66 ctJ / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 5433009954
Side View
Table 59.0%CrownGirdlePavilionCuletDepth 62.3%

Caratlytics Score

How it works →
B
Good
Decent quality, room for better deals
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 2
Current: €12,552 EUR|Low: €12,328 EUR|High: €12,635 EUR|Avg: €12,532 EUR|+0.7%
November 2, 2026
77 Diamonds€12,552 EUR

31 data points across 1 retailer

1 retailer

B
77 Diamonds
RBMBV7BY4J7N · Nov 2
€12,552 EUR
£11,086 GBP
View

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.

B
1.66ct Round
€12,552 EUR