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Round|Natural|GIA

1.53ct N SI1 Round Natural Diamond

EX • N/SI1 • GIA 1537342296

Certificate GIA 1537342296

Diamond specifications and retailer prices

From $4,785 NZD
As of November 5, 2026
Save $5,385 NZD (53%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $10,170 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 N colour (tinted) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 1537342296. Listed at 8 retailers as of November 5, 2026, with prices from $4,785 to $10,170, a $5,385 spread on the same certified stone. NZ Jewellers lists it at $10,170. 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
N
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle36°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 1537342296
Dimensions7.33 × 7.28 × 4.57 mm
L/W Ratio1.01
Star length45%
Culet sizeNone
Key to symbols
Crystal
Top View
7.33 mm7.28 mm1.53 ctN / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 1537342296
Side View
Table 58.0%Crown 36°GirdlePavilion 40.8°Culet: NoneDepth 62.5%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 5
Current: $10,170 NZD|Low: $4,711 NZD|High: $10,170 NZD|Avg: $5,861 NZD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 5, 2026
Retailer 8$4,785 NZD
Retailer 4$4,864 NZD
Retailer 6$4,864 NZD
Retailer 7$5,052 NZD
Retailer 3$5,360 NZD
Retailer 5$5,612 NZD
Retailer 2$5,936 NZD
NZ Jewellers$10,170 NZD

30 data points across 8 retailers

8 retailers$4,785 NZD to $10,170 NZD

B+
Cheapest Retailer
-
$4,785 NZD
B+
Retailer 2
-
$4,864 NZD
View
Retailer 3
-
$4,864 NZD
View
Price last confirmed 8 days ago
B+
Retailer 4
-
$5,052 NZD
View
B+
Retailer 5
-
$5,360 NZD
View
B+
Retailer 6
-
$5,612 NZD
View
B
Retailer 7
-
$5,936 NZD
View
Most Expensive
C
NZ Jewellers
2283da55-8ea1-4a7b-b502-4d3baab15858 · Nov 5
$10,170 NZD
$5,717 USD
View
7 more retailers have this diamond
Prices start from $4,785 NZDSave up to $5,385 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+
1.53ct Round
$4,785 NZD