CaratHunter
Plans
Round|Natural|GIA

1.53ct D SI1 Round Natural Diamond

EX • D/SI1 • GIA 6522273997

Certificate GIA 6522273997

Diamond specifications and retailer prices

From $9,300 AUD
As of November 4, 2026
Save $11,622 AUD (56%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: $20,922 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 top-tier cut grade and certified by GIA 6522273997. Listed at 24 retailers as of November 4, 2026, with prices from $9,300 to $20,922, a $11,622 spread on the same certified stone. NZ Jewellers lists it at $20,922. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.53
Carat
D
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
Crown angle36°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 6522273997
Dimensions7.34 × 7.29 × 4.55 mm
L/W Ratio1.01
Star length50%
Lower girdle80%
Top View
7.34 mm7.29 mm1.53 ctD / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
CertificateGIA 6522273997
Side View
Table 58.0%Crown 36°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 62.4%

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: $20,922 AUD|Low: $9,288 AUD|High: $20,922 AUD|Avg: $12,470 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
Retailer 18
Retailer 19
Retailer 20
Retailer 21
Retailer 22
November 6, 2026
Retailer 19$9,300 AUD
Retailer 20$9,380 AUD
Retailer 11$9,737 AUD
Retailer 21$9,794 AUD
Retailer 8$10,449 AUD
Retailer 10$10,461 AUD
Retailer 12$10,461 AUD
Retailer 7$11,332 AUD
Retailer 13$11,464 AUD
Retailer 9$11,507 AUD
Retailer 15$11,917 AUD
Retailer 5$11,928 AUD
Retailer 6$11,928 AUD
Retailer 2$11,969 AUD
Retailer 22$12,328 AUD
Retailer 14$12,539 AUD
Retailer 17$12,896 AUD
Retailer 4$13,076 AUD
Retailer 3$13,951 AUD
Retailer 16$15,261 AUD
Retailer 18$17,385 AUD
NZ Jewellers$20,922 AUD

28 data points across 22 retailers

24 retailers$9,300 AUD to $20,922 AUD

A
Cheapest Retailer
-
$9,300 AUD
A
Retailer 2
-
$9,380 AUD
View
A
Retailer 3
-
$9,737 AUD
View
A
Retailer 4
-
$9,745 AUD
View
A
Retailer 5
-
$9,794 AUD
View
A
Retailer 6
-
$10,449 AUD
View
Retailer 7
-
$10,461 AUD
View
Price last confirmed 8 days ago
A
Retailer 8
-
$10,461 AUD
View
Final sale: no returns
A
Retailer 9
-
$11,332 AUD
View
A
Retailer 10
-
$11,464 AUD
View
B+
Retailer 11
-
$11,507 AUD
View
Retailer 12
-
$11,917 AUD
View
Price last confirmed 15 days ago
B+
Retailer 13
-
$11,928 AUD
View
B+
Retailer 14
-
$11,928 AUD
View
A
Retailer 15
-
$11,969 AUD
View
B+
Retailer 16
-
$12,328 AUD
View
B+
Retailer 17
-
$12,539 AUD
View
B+
Retailer 18
-
$12,896 AUD
View
B+
Retailer 19
-
$13,076 AUD
View
Retailer 20
-
$13,856 AUD
View
Price last confirmed 14 days ago
B+
Retailer 21
-
$13,951 AUD
View
B+
Retailer 22
-
$15,261 AUD
View
B+
Retailer 23
-
$17,385 AUD
View
Most Expensive
B
NZ Jewellers
323bf81d-016a-40b1-ad0b-66b03b366831 · Nov 5
$20,922 AUD
$14,646 USD
View
23 more retailers have this diamond
Prices start from $9,300 AUDSave up to $11,622 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
$9,300 AUD