Round|Natural|GIA

1.50ct K SI1 Round Natural Diamond

VG • K/SI1 • GIA 2567114131

Certificate GIA 2567114131

Diamond specifications and retailer prices

From $2,774 USD
As of November 4, 2026
Save $3,130 USD (53%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $5,904 USD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.5ct natural round diamond

This 1.5ct natural round sits in the one-and-a-half to two carat band, graded K colour (faint-tinted) and SI1 clarity (slightly-included), with a very-good cut grade and certified by GIA 2567114131. Listed at 16 retailers as of November 4, 2026, with prices from $2,774 to $5,904, a $3,130 spread on the same certified stone. NZ Jewellers lists it at $5,904. 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

1.50
Carat
K
Color
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle37.5°
Pavilion angle40.2°
OriginNatural
Grading LabGIA
CertificateGIA 2567114131
Dimensions7.13 × 7.07 × 4.61 mm
L/W Ratio1.01
Culet sizeNone
Key to symbols
Crystal, Needle, Natural
Top View
7.13 mm7.07 mm1.50 ctK / SI1
OriginNatural
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 2567114131
Side View
Table 56.0%Crown 37.5°Girdle: ThickPavilion 40.2°Culet: NDepth 64.9%

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: $5,904 USD|Low: $2,774 USD|High: $6,054 USD|Avg: $3,825 USD|-2.5%
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 7$2,774 USD
Retailer 4$3,008 USD
Retailer 15$3,270 USD
Retailer 3$3,389 USD
Retailer 14$3,389 USD
Retailer 5$3,410 USD
Retailer 9$3,485 USD
Retailer 8$3,515 USD
Retailer 16$3,519 USD
Retailer 13$3,532 USD
Retailer 2$3,690 USD
Retailer 6$3,910 USD
Retailer 10$3,935 USD
Retailer 11$4,136 USD
Retailer 12$5,651 USD
NZ Jewellers$5,904 USD

23 data points across 16 retailers

16 retailers$2,774 USD to $5,904 USD

A
Cheapest Retailer
-
$2,774 USD
A
Retailer 2
-
$3,008 USD
View
A
Retailer 3
-
$3,270 USD
View
B+
Retailer 4
-
$3,389 USD
View
Retailer 5
-
$3,389 USD
View
Price last confirmed 8 days ago
B+
Retailer 6
-
$3,410 USD
View
B+
Retailer 7
-
$3,485 USD
View
Retailer 8
-
$3,515 USD
View
Price last confirmed 12 days ago
B+
Retailer 9
-
$3,519 USD
View
B+
Retailer 10
-
$3,532 USD
View
B+
Retailer 11
-
$3,690 USD
View
B+
Retailer 12
-
$3,910 USD
View
B+
Retailer 13
-
$3,935 USD
View
B+
Retailer 14
-
$4,136 USD
View
B
Retailer 15
-
$5,651 USD
View
Most Expensive
B
NZ Jewellers
0608f878-699a-4020-8ffd-8168a5562042 · Nov 5
$5,904 USD
View
15 more retailers have this diamond
Prices start from $2,774 USDSave up to $3,130 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
1.50ct Round
$2,774 USD