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Round|Natural|GIA

1.30ct K SI1 Round Natural Diamond

EX • K/SI1 • GIA 7552962813

Certificate GIA 7552962813

Diamond specifications and retailer prices

From $2,022 USD
As of November 4, 2026
Save $3,565 USD (64%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $5,587 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 SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 7552962813. Listed at 17 retailers as of November 4, 2026, with prices from $2,022 to $5,587, a $3,565 spread on the same certified stone. NZ Jewellers lists it at $5,587. 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
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
Crown angle36°
Pavilion angle40.6°
OriginNatural
Grading LabGIA
CertificateGIA 7552962813
Dimensions6.89 × 6.94 × 4.34 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizeNone
Top View
6.89 mm6.94 mm1.30 ctK / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
CertificateGIA 7552962813
Side View
Table 57.0%Crown 36°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 62.8%

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 4
Current: $5,587 USD|Low: $1,689 USD|High: $5,682 USD|Avg: $2,645 USD|+13.4%
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
Retailer 15
Retailer 16
November 6, 2026
Retailer 5$2,022 USD
Retailer 12$2,110 USD
Retailer 6$2,187 USD
Retailer 13$2,190 USD
Retailer 4$2,234 USD
Retailer 3$2,235 USD
Retailer 14$2,248 USD
Retailer 8$2,380 USD
Retailer 7$2,421 USD
Retailer 15$2,533 USD
Retailer 16$2,794 USD
Retailer 2$2,811 USD
Retailer 9$3,118 USD
Retailer 10$3,262 USD
Retailer 11$4,669 USD
NZ Jewellers$5,587 USD

23 data points across 16 retailers

17 retailers$2,022 USD to $5,587 USD

A
Cheapest Retailer
-
$2,022 USD
A
Retailer 2
-
$2,110 USD
View
A
Retailer 3
-
$2,187 USD
View
A
Retailer 4
-
$2,190 USD
View
B+
Retailer 5
-
$2,234 USD
View
B+
Retailer 6
-
$2,235 USD
View
Final sale: no returns
A
Retailer 7
-
$2,248 USD
View
A
Retailer 8
-
$2,371 USD
View
Retailer 9
-
$2,380 USD
View
Price last confirmed 8 days ago
B+
Retailer 10
-
$2,421 USD
View
B+
Retailer 11
-
$2,533 USD
View
B+
Retailer 12
-
$2,794 USD
View
B+
Retailer 13
-
$2,811 USD
View
B
Retailer 14
-
$3,118 USD
View
B
Retailer 15
-
$3,262 USD
View
B
Retailer 16
-
$4,669 USD
View
Most Expensive
C
NZ Jewellers
b5b6782a-54cf-498b-a633-c457fc6742ca · Nov 5
$5,587 USD
View
16 more retailers have this diamond
Prices start from $2,022 USDSave up to $3,565 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
$2,022 USD