Round|Natural|GIA

1.15ct K IF Round Natural Diamond

EX • K/IF • GIA 1143558672

Certificate GIA 1143558672

Diamond specifications and retailer prices

From $3,560 USD
As of November 1, 2026
Save $3,337 USD (48%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: $6,897 USD at MOH London · As of November 4, 2026
View at MOH London

About this 1.15ct natural round diamond

This 1.15ct natural round sits in the classic one-carat band, graded K colour (faint-tinted) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by GIA 1143558672. Listed at 5 retailers as of November 1, 2026, with prices from $3,560 to $6,897, a $3,337 spread on the same certified stone. MOH London lists it at $6,897. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.15
Carat
K
Color
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 1143558672
Dimensions6.88 × 6.85 × 4.09 mm
L/W Ratio1.00
Top View
6.88 mm6.85 mm1.15 ctK / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 1143558672
Side View
Table 60.0%CrownGirdle: THN-MEDPavilionCulet: NoneDepth 59.6%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: $6,897 USD|Low: $3,543 USD|High: $7,000 USD|Avg: $4,768 USD|-0.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 6, 2026
Retailer 6$3,543 USD
Retailer 4$3,560 USD
Retailer 2$4,371 USD
Retailer 3$4,877 USD
Retailer 5$4,912 USD
MOH London$6,897 USD

43 data points across 6 retailers

5 retailers$3,560 USD to $6,897 USD

B+
Cheapest Retailer
-
$3,560 USD
B+
Retailer 2
-
$4,371 USD
View
B
Retailer 3
-
$4,877 USD
View
Retailer 4
-
$4,912 USD
View
Price last confirmed 14 days ago
Most Expensive
B
MOH London
B54DED83A · Nov 4
$6,897 USD
£5,431 GBP
View
4 more retailers have this diamond
Prices start from $3,560 USDSave up to $3,337 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.

B+
1.15ct Round
$3,560 USD