CaratHunter
Plans
Round|Natural|GIA

1.54ct K SI1 Round Natural Diamond

VG • K/SI1 • GIA 5221462083

Certificate GIA 5221462083

Diamond specifications and retailer prices

From $7,648 AUD
As of November 4, 2026
Save $1,880 AUD (20%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: $9,529 AUD 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 $7,648 to $9,529, a $1,880 spread on the same certified stone. Blue Nile lists it at $9,529. 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

How it works →
B
Good
Decent quality, room for better deals
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 4
Current: $9,529 AUD|Low: $6,420 AUD|High: $14,366 AUD|Avg: $9,555 AUD
Blue Nile
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 4, 2026
Retailer 8$6,420 AUD
Retailer 2$7,648 AUD
Retailer 7$8,817 AUD
Retailer 3$9,269 AUD
Blue Nile$9,529 AUD
Retailer 6$9,860 AUD
Retailer 4$10,483 AUD
Retailer 5$14,366 AUD

4 data points across 8 retailers

2 retailers$7,648 AUD to $9,529 AUD

B
Cheapest Retailer
-
$7,648 AUD
Most Expensive
C
Blue Nile
16619012 · Nov 5
$9,529 AUD
$6,547 USD
View
1 more retailer has this diamond
Prices start from $7,648 AUDSave up to $1,880 AUD

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
$7,648 AUD