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Round|Natural|GIA

1.53ct D SI1 Round Natural Diamond

VG • D/SI1 • GIA 5516680906

Certificate GIA 5516680906

Diamond specifications and retailer prices

From $8,885 AUD
As of November 4, 2026
Save $11,088 AUD (56%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $19,973 AUD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.53ct natural round diamond

This 1.53ct natural round sits in the one-and-a-half to two carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a very-good cut grade and certified by GIA 5516680906. Listed at 18 retailers as of November 4, 2026, with prices from $8,885 to $19,973, a $11,088 spread on the same certified stone. NZ Jewellers lists it at $19,973. 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

1.53
Carat
D
Colour
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle38.5°
Pavilion angle39.8°
OriginNatural
Grading LabGIA
CertificateGIA 5516680906
Dimensions7.20 × 7.13 × 4.63 mm
L/W Ratio1.01
Star length50%
Lower girdle75%
Top View
7.20 mm7.13 mm1.53 ctD / SI1
OriginNatural
CutVery Good
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateGIA 5516680906
Side View
Table 55.0%Crown 38.5°Girdle: STK-THKPavilion 39.8°Culet: NoneDepth 64.6%

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: $19,973 AUD|Low: $8,812 AUD|High: $19,973 AUD|Avg: $12,424 AUD
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
Retailer 17
November 6, 2026
Retailer 15$8,885 AUD
Retailer 2$8,961 AUD
Retailer 13$10,197 AUD
Retailer 4$10,321 AUD
Retailer 16$10,985 AUD
Retailer 6$11,022 AUD
Retailer 8$11,022 AUD
Retailer 10$11,085 AUD
Retailer 9$11,571 AUD
Retailer 3$11,942 AUD
Retailer 5$12,125 AUD
Retailer 7$12,197 AUD
Retailer 12$12,964 AUD
Retailer 17$13,779 AUD
Retailer 11$14,568 AUD
Retailer 14$16,641 AUD
NZ Jewellers$19,973 AUD

31 data points across 17 retailers

18 retailers$8,885 AUD to $19,973 AUD

A
Cheapest Retailer
-
$8,885 AUD
A
Retailer 2
-
$8,961 AUD
View
A
Retailer 3
-
$10,197 AUD
View
A
Retailer 4
-
$10,321 AUD
View
Retailer 5
-
$10,384 AUD
View
Price last confirmed 26 days ago
B+
Retailer 6
-
$10,985 AUD
View
Retailer 7
-
$11,022 AUD
View
Price last confirmed 8 days ago
B+
Retailer 8
-
$11,022 AUD
View
Final sale: no returns
A
Retailer 9
-
$11,085 AUD
View
Retailer 10
-
$11,571 AUD
View
Price last confirmed 15 days ago
B+
Retailer 11
-
$11,942 AUD
View
B+
Retailer 12
-
$12,125 AUD
View
B+
Retailer 13
-
$12,197 AUD
View
B+
Retailer 14
-
$12,964 AUD
View
B+
Retailer 15
-
$13,779 AUD
View
B+
Retailer 16
-
$14,568 AUD
View
B
Retailer 17
-
$16,641 AUD
View
Most Expensive
B
NZ Jewellers
b2978c45-cfa8-462f-a9e1-114ad478a64d · Nov 5
$19,973 AUD
$13,982 USD
View
17 more retailers have this diamond
Prices start from $8,885 AUDSave up to $11,088 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.

A
1.53ct Round
$8,885 AUD