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Round|Natural|GIA

1.53ct D SI1 Round Natural Diamond

EX • D/SI1 • GIA 6522273997

Certificate GIA 6522273997

Diamond specifications and retailer prices

From $11,743 NZD
As of November 4, 2026
Save $14,677 NZD (56%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: $26,420 NZD 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 $11,743 to $26,420, a $14,677 spread on the same certified stone. NZ Jewellers lists it at $26,420. 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: $26,420 NZD|Low: $11,729 NZD|High: $26,420 NZD|Avg: $15,747 NZD
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$11,743 NZD
Retailer 20$11,844 NZD
Retailer 11$12,295 NZD
Retailer 21$12,368 NZD
Retailer 8$13,196 NZD
Retailer 10$13,210 NZD
Retailer 12$13,210 NZD
Retailer 7$14,310 NZD
Retailer 13$14,476 NZD
Retailer 9$14,530 NZD
Retailer 15$15,048 NZD
Retailer 5$15,063 NZD
Retailer 6$15,063 NZD
Retailer 2$15,115 NZD
Retailer 22$15,568 NZD
Retailer 14$15,835 NZD
Retailer 17$16,286 NZD
Retailer 4$16,513 NZD
Retailer 3$17,617 NZD
Retailer 16$19,271 NZD
Retailer 18$21,953 NZD
NZ Jewellers$26,420 NZD

28 data points across 22 retailers

24 retailers$11,743 NZD to $26,420 NZD

A
Cheapest Retailer
-
$11,743 NZD
A
Retailer 2
-
$11,844 NZD
View
A
Retailer 3
-
$12,295 NZD
View
A
Retailer 4
-
$12,306 NZD
View
A
Retailer 5
-
$12,368 NZD
View
A
Retailer 6
-
$13,196 NZD
View
Retailer 7
-
$13,210 NZD
View
Price last confirmed 8 days ago
A
Retailer 8
-
$13,210 NZD
View
Final sale: no returns
A
Retailer 9
-
$14,310 NZD
View
A
Retailer 10
-
$14,476 NZD
View
B+
Retailer 11
-
$14,530 NZD
View
Retailer 12
-
$15,048 NZD
View
Price last confirmed 15 days ago
B+
Retailer 13
-
$15,063 NZD
View
B+
Retailer 14
-
$15,063 NZD
View
A
Retailer 15
-
$15,115 NZD
View
B+
Retailer 16
-
$15,568 NZD
View
B+
Retailer 17
-
$15,835 NZD
View
B+
Retailer 18
-
$16,286 NZD
View
B+
Retailer 19
-
$16,513 NZD
View
Retailer 20
-
$17,498 NZD
View
Price last confirmed 14 days ago
B+
Retailer 21
-
$17,617 NZD
View
B+
Retailer 22
-
$19,271 NZD
View
B+
Retailer 23
-
$21,953 NZD
View
Most Expensive
B
NZ Jewellers
323bf81d-016a-40b1-ad0b-66b03b366831 · Nov 5
$26,420 NZD
$14,646 USD
View
23 more retailers have this diamond
Prices start from $11,743 NZDSave up to $14,677 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.

A
1.53ct Round
$11,743 NZD