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Round|Natural|GIA

1.50ct G SI2 Round Natural Diamond

EX • G/SI2 • GIA 5543365409

Certificate GIA 5543365409

Diamond specifications and retailer prices

From $9,525 NZD
As of November 4, 2026
Save $10,733 NZD (53%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $20,258 NZD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.5ct natural round diamond

This 1.5ct natural round sits in the one-and-a-half to two carat band, graded G colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 5543365409. Listed at 19 retailers as of November 4, 2026, with prices from $9,525 to $20,258, a $10,733 spread on the same certified stone. NZ Jewellers lists it at $20,258. 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

1.50
Carat
G
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 5543365409
Dimensions7.38 × 7.43 × 4.45 mm
L/W Ratio1.01
Top View
7.38 mm7.43 mm1.50 ctG / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 5543365409
Side View
Table 60.0%Crown 32°Girdle: MED-STKPavilion 41°Culet: NoneDepth 60.0%

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: $20,258 NZD|Low: $9,283 NZD|High: $20,258 NZD|Avg: $12,647 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
November 6, 2026
Retailer 10$9,570 NZD
Retailer 3$9,790 NZD
Retailer 18$10,129 NZD
Retailer 4$10,818 NZD
Retailer 14$10,973 NZD
Retailer 15$10,973 NZD
Retailer 16$10,973 NZD
Retailer 5$11,000 NZD
Retailer 2$11,426 NZD
Retailer 7$11,743 NZD
Retailer 8$11,743 NZD
Retailer 9$12,140 NZD
Retailer 17$12,662 NZD
Retailer 11$13,131 NZD
Retailer 6$13,352 NZD
Retailer 12$17,795 NZD
Retailer 13$18,452 NZD
NZ Jewellers$20,258 NZD

26 data points across 18 retailers

19 retailers$9,525 NZD to $20,258 NZD

A
Cheapest Retailer
-
$9,525 NZD
A
Retailer 2
-
$9,570 NZD
View
A
Retailer 3
-
$9,790 NZD
View
A
Retailer 4
-
$10,129 NZD
View
Final sale: no returns
A
Retailer 5
-
$10,818 NZD
View
A
Retailer 6
-
$10,973 NZD
View
A
Retailer 7
-
$10,973 NZD
View
Retailer 8
-
$10,973 NZD
View
Price last confirmed 8 days ago
A
Retailer 9
-
$11,000 NZD
View
A
Retailer 10
-
$11,426 NZD
View
B+
Retailer 11
-
$11,743 NZD
View
B+
Retailer 12
-
$11,743 NZD
View
B+
Retailer 13
-
$12,140 NZD
View
B+
Retailer 14
-
$12,662 NZD
View
B+
Retailer 15
-
$13,131 NZD
View
Retailer 16
-
$13,352 NZD
View
Price last confirmed 22 days ago
B+
Retailer 17
-
$17,795 NZD
View
Retailer 18
-
$18,452 NZD
View
Price last confirmed 9 days ago
Most Expensive
B
NZ Jewellers
caf821d9-5a0d-4e62-ad17-65b307026dfd · Nov 5
$20,258 NZD
$11,230 USD
View
18 more retailers have this diamond
Prices start from $9,525 NZDSave up to $10,733 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
1.50ct Round
$9,525 NZD