Round|Natural|GIA

1.00ct K SI1 Round Natural Diamond

VG • K/SI1 • GIA 2215194753

Certificate GIA 2215194753

Diamond specifications and retailer prices

From $1,574 USD
As of November 6, 2026
Save $3,160 USD (67%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $4,734 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 SI1 clarity (slightly-included), with a very-good cut grade and certified by GIA 2215194753. Listed at 18 retailers as of November 5, 2026, with prices from $1,574 to $4,734, a $3,160 spread on the same certified stone. NZ Jewellers lists it at $4,734. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.00
Carat
K
Color
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishVery Good
SymmetryVery Good
FluorescenceFaint
Crown angle36.5°
Pavilion angle40.6°
OriginNatural
Grading LabGIA
CertificateGIA 2215194753
Dimensions6.30 × 6.24 × 4.01 mm
L/W Ratio1.01
Star length45%
Lower girdle80%
Culet sizeNone
Top View
6.30 mm6.24 mm1.00 ctK / SI1
OriginNatural
CutVery Good
PolishVery Good
SymmetryVery Good
FluorescenceFaint
CertificateGIA 2215194753
Side View
Table 56.0%Crown 36.5°Girdle: STK-THKPavilion 40.6°Culet: NoneDepth 64.0%

Caratlytics Score

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

Price History

Last verified: Nov 6
Current: $2,095 USD|Low: $1,574 USD|High: $3,441 USD|Avg: $2,252 USD|+2.9%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 6, 2026
Retailer 10$1,574 USD
Retailer 7$1,630 USD
Retailer 2$1,820 USD
Retailer 9$1,839 USD
Retailer 1$2,095 USD
Retailer 3$2,286 USD
Retailer 5$2,368 USD
Retailer 4$2,458 USD
Retailer 8$2,783 USD
Retailer 6$3,390 USD

42 data points across 10 retailers

18 retailers$1,574 USD to $4,734 USD

B+
Cheapest Retailer
-
$1,574 USD
B+
Retailer 2
-
$1,582 USD
View
B+
Retailer 3
-
$1,602 USD
View
B+
Retailer 4
-
$1,630 USD
View
B+
Retailer 5
-
$1,650 USD
View
B+
Retailer 6
-
$1,711 USD
View
Retailer 7
-
$1,758 USD
View
Price last confirmed 8 days ago
B+
Retailer 8
-
$1,758 USD
View
B+
Retailer 9
-
$1,820 USD
View
B+
Retailer 10
-
$1,839 USD
View
B+
Retailer 11
-
$2,029 USD
View
B+
Retailer 12
-
$2,095 USD
View
B
Retailer 13
-
$2,286 USD
View
B
Retailer 14
-
$2,368 USD
View
B
Retailer 15
-
$2,458 USD
View
B
Retailer 16
-
$2,783 USD
View
B
Retailer 17
-
$3,390 USD
View
Most Expensive
C
NZ Jewellers
787f9ccc-7ed7-4169-8f0d-7e071e8eca8a · Nov 5
$4,734 USD
View
17 more retailers have this diamond
Prices start from $1,574 USDSave up to $3,160 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+
1.00ct Round
$1,574 USD