Round|Natural|GIA

1.30ct K SI2 Round Natural Diamond

EX • K/SI2 • GIA 7551285934

Certificate GIA 7551285934

Diamond specifications and retailer prices

From $1,702 USD
As of November 4, 2026
Save $2,973 USD (64%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $4,675 USD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.3ct natural round diamond

This 1.3ct natural round sits in the one-and-a-quarter to one-and-a-half carat band, graded K colour (faint-tinted) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 7551285934. Listed at 14 retailers as of November 4, 2026, with prices from $1,702 to $4,675, a $2,973 spread on the same certified stone. NZ Jewellers lists it at $4,675. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.30
Carat
K
Color
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle40.6°
OriginNatural
Grading LabGIA
CertificateGIA 7551285934
Dimensions6.93 × 6.88 × 4.34 mm
L/W Ratio1.01
Girdle conditionFaceted
Top View
6.93 mm6.88 mm1.30 ctK / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 7551285934
Side View
Table 57.0%Crown 36°Girdle: MED-STKPavilion 40.6°Culet: NDepth 62.8%

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 4
Current: $4,675 USD|Low: $1,702 USD|High: $5,036 USD|Avg: $2,493 USD|-7.2%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
November 6, 2026
Retailer 10$1,702 USD
Retailer 5$1,847 USD
Retailer 12$1,870 USD
Retailer 4$1,885 USD
Retailer 13$1,896 USD
Retailer 14$2,026 USD
Retailer 6$2,045 USD
Retailer 9$2,120 USD
Retailer 3$2,185 USD
Retailer 11$2,338 USD
Retailer 2$2,416 USD
Retailer 7$2,847 USD
Retailer 8$3,907 USD
NZ Jewellers$4,675 USD

33 data points across 14 retailers

14 retailers$1,702 USD to $4,675 USD

A
Cheapest Retailer
-
$1,702 USD
A
Retailer 2
-
$1,847 USD
View
A
Retailer 3
-
$1,870 USD
View
Final sale: no returns
A
Retailer 4
-
$1,885 USD
View
A
Retailer 5
-
$1,896 USD
View
A
Retailer 6
-
$2,026 USD
View
Retailer 7
-
$2,045 USD
View
Price last confirmed 8 days ago
A
Retailer 8
-
$2,120 USD
View
A
Retailer 9
-
$2,185 USD
View
A
Retailer 10
-
$2,338 USD
View
A
Retailer 11
-
$2,416 USD
View
B+
Retailer 12
-
$2,847 USD
View
B
Retailer 13
-
$3,907 USD
View
Most Expensive
B
NZ Jewellers
0b48020f-87f4-4926-a40e-2acf5ca38a11 · Nov 5
$4,675 USD
View
13 more retailers have this diamond
Prices start from $1,702 USDSave up to $2,973 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
1.30ct Round
$1,702 USD