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Round|Natural|GIA

1.54ct K SI1 Round Natural Diamond

VG • K/SI1 • GIA 5221462083

Certificate GIA 5221462083

Diamond specifications and retailer prices

From $9,479 NZD
As of November 4, 2026
Save $2,331 NZD (20%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: $11,810 NZD at Blue Nile · As of November 5, 2026
View at Blue Nile

About this 1.54ct natural round diamond

This 1.54ct 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 5221462083. Listed at 2 retailers as of November 4, 2026, with prices from $9,479 to $11,810, a $2,331 spread on the same certified stone. Blue Nile lists it at $11,810. 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

1.54
Carat
K
Colour
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishVery Good
SymmetryGood
FluorescenceNone
Crown angle33.5°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 5221462083
Dimensions7.59 × 7.48 × 4.51 mm
L/W Ratio1.01
Star length45%
Lower girdle80%
Culet sizeVery Small
Top View
7.59 mm7.48 mm1.54 ctK / SI1
OriginNatural
CutVery Good
PolishVery Good
SymmetryGood
FluorescenceNone
CertificateGIA 5221462083
Side View
Table 57.0%Crown 33.5°Girdle: ThinPavilion 41°Culet: Very SmallDepth 59.8%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 4
Current: $11,810 NZD|Low: $7,957 NZD|High: $17,806 NZD|Avg: $11,843 NZD
Blue Nile
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 4, 2026
Retailer 8$7,957 NZD
Retailer 2$9,479 NZD
Retailer 7$10,928 NZD
Retailer 3$11,489 NZD
Blue Nile$11,810 NZD
Retailer 6$12,221 NZD
Retailer 4$12,993 NZD
Retailer 5$17,806 NZD

4 data points across 8 retailers

2 retailers$9,479 NZD to $11,810 NZD

B
Cheapest Retailer
-
$9,479 NZD
Most Expensive
C
Blue Nile
16619012 · Nov 5
$11,810 NZD
$6,547 USD
View
1 more retailer has this diamond
Prices start from $9,479 NZDSave up to $2,331 NZD

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
1.54ct Round
$9,479 NZD