Round|Natural|GIA

1.25ct K I1 Round Natural Diamond

EX • K/I1 • GIA 7491150898

Certificate GIA 7491150898

Diamond specifications and retailer prices

From $1,659 USD
As of November 5, 2026
Save $2,979 USD (64%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $4,638 USD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.25ct natural round diamond

This 1.25ct natural round sits in the one-and-a-quarter to one-and-a-half carat band, graded K colour (faint-tinted) and I1 clarity (included), with a top-tier cut grade and certified by GIA 7491150898. Listed at 8 retailers as of November 5, 2026, with prices from $1,659 to $4,638, a $2,979 spread on the same certified stone. NZ Jewellers lists it at $4,638. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.25
Carat
K
Color
I1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
Crown angle36.5°
Pavilion angle40.6°
OriginNatural
Grading LabGIA
CertificateGIA 7491150898
Dimensions6.86 × 6.90 × 4.28 mm
L/W Ratio1.01
Star length50%
Lower girdle75%
Girdle conditionFaceted
Key to symbols
Crystal, Feather, Cloud, Cavity, Needle, Indented Natural
Top View
6.86 mm6.90 mm1.25 ctK / I1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
CertificateGIA 7491150898
Side View
Table 57.0%Crown 36.5°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 62.2%

Caratlytics Score

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

Price History

Last verified: Nov 5
Current: $4,638 USD|Low: $1,659 USD|High: $4,638 USD|Avg: $2,448 USD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 5, 2026
Retailer 2$1,659 USD
Retailer 7$2,004 USD
Retailer 9$2,165 USD
Retailer 5$2,219 USD
Retailer 6$2,219 USD
Retailer 4$2,321 USD
Retailer 8$2,560 USD
Retailer 3$2,753 USD
NZ Jewellers$4,638 USD

43 data points across 9 retailers

8 retailers$1,659 USD to $4,638 USD

A
Cheapest Retailer
-
$1,659 USD
B+
Retailer 2
-
$2,004 USD
View
Retailer 3
-
$2,219 USD
View
Price last confirmed 8 days ago
B+
Retailer 4
-
$2,219 USD
View
B+
Retailer 5
-
$2,321 USD
View
B+
Retailer 6
-
$2,560 USD
View
B+
Retailer 7
-
$2,753 USD
View
Most Expensive
C
NZ Jewellers
ff056d51-608c-48e5-a241-92e2bbee7476 · Nov 5
$4,638 USD
View
7 more retailers have this diamond
Prices start from $1,659 USDSave up to $2,979 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
1.25ct Round
$1,659 USD