Round|Natural|GIA

1.00ct K SI2 Round Natural Diamond

EX • K/SI2 • GIA 7552516173

Certificate GIA 7552516173

Diamond specifications and retailer prices

From $1,049 USD
As of November 4, 2026
Save $2,273 USD (68%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $3,322 USD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1ct natural round diamond

This 1ct natural round sits in the classic one-carat band, graded K colour (faint-tinted) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 7552516173. Listed at 13 retailers as of November 4, 2026, with prices from $1,049 to $3,322, a $2,273 spread on the same certified stone. NZ Jewellers lists it at $3,322. 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

1.00
Carat
K
Color
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.5°
Pavilion angle40.6°
OriginNatural
Grading LabGIA
CertificateGIA 7552516173
Dimensions6.35 × 6.31 × 3.99 mm
L/W Ratio1.01
Girdle conditionFaceted
Top View
6.35 mm6.31 mm1.00 ctK / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 7552516173
Side View
Table 56.0%Crown 36.5°Girdle: MED-STKPavilion 40.6°Culet: NDepth 63.0%

Caratlytics Score

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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: $3,322 USD|Low: $1,036 USD|High: $3,531 USD|Avg: $1,629 USD|-5.9%
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
November 6, 2026
Retailer 11$1,049 USD
Retailer 3$1,139 USD
Retailer 4$1,182 USD
Retailer 13$1,222 USD
Retailer 10$1,234 USD
Retailer 9$1,281 USD
Retailer 5$1,291 USD
Retailer 8$1,348 USD
Retailer 12$1,424 USD
Retailer 2$1,494 USD
Retailer 6$1,759 USD
Retailer 7$2,487 USD
NZ Jewellers$3,322 USD

42 data points across 13 retailers

13 retailers$1,049 USD to $3,322 USD

A
Cheapest Retailer
-
$1,049 USD
A
Retailer 2
-
$1,139 USD
View
Final sale: no returns
A
Retailer 3
-
$1,182 USD
View
A
Retailer 4
-
$1,222 USD
View
A
Retailer 5
-
$1,234 USD
View
A
Retailer 6
-
$1,281 USD
View
Retailer 7
-
$1,291 USD
View
Price last confirmed 8 days ago
A
Retailer 8
-
$1,348 USD
View
A
Retailer 9
-
$1,424 USD
View
A
Retailer 10
-
$1,494 USD
View
B+
Retailer 11
-
$1,759 USD
View
B+
Retailer 12
-
$2,487 USD
View
Most Expensive
B
NZ Jewellers
045e45ab-b046-4972-8683-ec5577a60160 · Nov 5
$3,322 USD
View
12 more retailers have this diamond
Prices start from $1,049 USDSave up to $2,273 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
1.00ct Round
$1,049 USD