Round|Natural|GIA

1.56ct K IF Round Natural Diamond

EX • K/IF • GIA 6552937958

Certificate GIA 6552937958

Diamond specifications and retailer prices

From $5,215 USD
As of November 6, 2026
Save $6,884 USD (57%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $12,099 USD at Adiamor · As of November 5, 2026
View at Adiamor

About this 1.56ct natural round diamond

This 1.56ct natural round sits in the one-and-a-half to two carat band, graded K colour (faint-tinted) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by GIA 6552937958. Listed at 9 retailers as of November 5, 2026, with prices from $5,215 to $12,099, a $6,884 spread on the same certified stone. Adiamor lists it at $12,099. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.56
Carat
K
Color
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 6552937958
Dimensions7.35 × 7.38 × 4.62 mm
L/W Ratio1.00
Culet sizeNone
Top View
7.35 mm7.38 mm1.56 ctK / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6552937958
Side View
Table 57.0%Crown 35.5°Girdle: THN-STKPavilion 40.8°Culet: NoneDepth 62.7%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: $12,099 USD|Low: $5,215 USD|High: $12,099 USD|Avg: $7,981 USD
Adiamor
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 6, 2026
Retailer 2$5,215 USD
Retailer 8$5,273 USD
Retailer 6$6,010 USD
Retailer 7$6,031 USD
Retailer 3$6,825 USD
Retailer 5$7,152 USD
Retailer 9$7,478 USD
Retailer 4$10,057 USD
Adiamor$12,099 USD

37 data points across 9 retailers

9 retailers$5,215 USD to $12,099 USD

A
Cheapest Retailer
-
$5,215 USD
A
Retailer 2
-
$5,273 USD
View
A
Retailer 3
-
$6,010 USD
View
A
Retailer 4
-
$6,031 USD
View
B+
Retailer 5
-
$6,825 USD
View
B+
Retailer 6
-
$7,152 USD
View
B+
Retailer 7
-
$7,478 USD
View
B+
Retailer 8
-
$10,057 USD
View
Most Expensive
B
Adiamor
D-82342456 · Nov 5
$12,099 USD
View
8 more retailers have this diamond
Prices start from $5,215 USDSave up to $6,884 USD

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.

A
1.56ct Round
$5,215 USD