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Round|Natural|GIA

1.50ct F SI1 Round Natural Diamond

EX • F/SI1 • GIA 6565500939

Certificate GIA 6565500939

Diamond specifications and retailer prices

From $13,109 NZD
As of November 5, 2026
Save $15,815 NZD (55%) vs most expensive(unlock to see where)
31 retailers carry this diamond
Most expensive: $28,924 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 F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6565500939. Listed at 31 retailers as of November 5, 2026, with prices from $13,109 to $28,924, a $15,815 spread on the same certified stone. NZ Jewellers lists it at $28,924. 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
F
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 6565500939
Dimensions7.29 × 7.32 × 4.49 mm
L/W Ratio1.00
Culet sizeNone
Key to symbols
Feather, Crystal, Cloud, Needle, Natural
Top View
7.29 mm7.32 mm1.50 ctF / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6565500939
Side View
Table 59.0%Crown 34.5°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 61.5%

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: $28,924 NZD|Low: $13,109 NZD|High: $28,924 NZD|Avg: $16,578 NZD
NZ Jewellers
Retailer 2
Retailer 3
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Retailer 24
Retailer 25
Retailer 26
Retailer 27
Retailer 28
Retailer 29
Retailer 30
November 6, 2026
Retailer 16$13,109 NZD
Retailer 12$13,542 NZD
Retailer 26$13,751 NZD
Retailer 6$13,923 NZD
Retailer 28$14,063 NZD
Retailer 11$14,395 NZD
Retailer 14$14,460 NZD
Retailer 3$14,601 NZD
Retailer 7$15,411 NZD
Retailer 13$15,436 NZD
Retailer 17$15,436 NZD
Retailer 22$15,667 NZD
Retailer 29$15,876 NZD
Retailer 5$15,909 NZD
Retailer 25$16,044 NZD
Retailer 20$16,145 NZD
Retailer 19$16,154 NZD
Retailer 15$17,155 NZD
Retailer 23$17,155 NZD
Retailer 8$17,216 NZD
Retailer 21$17,294 NZD
Retailer 2$17,417 NZD
Retailer 18$17,519 NZD
Retailer 9$17,732 NZD
Retailer 10$18,077 NZD
Retailer 24$18,486 NZD
Retailer 27$18,831 NZD
Retailer 30$21,098 NZD
Retailer 4$24,035 NZD
NZ Jewellers$28,924 NZD

5 data points across 30 retailers

31 retailers$13,109 NZD to $28,924 NZD

B+
Cheapest Retailer
-
$13,109 NZD
B+
Retailer 2
-
$13,500 NZD
View
B+
Retailer 3
-
$13,542 NZD
View
B+
Retailer 4
-
$13,751 NZD
View
B+
Retailer 5
-
$13,923 NZD
View
B+
Retailer 6
-
$14,063 NZD
View
B+
Retailer 7
-
$14,395 NZD
View
B+
Retailer 8
-
$14,460 NZD
View
Final sale: no returns
B+
Retailer 9
-
$14,601 NZD
View
B+
Retailer 10
-
$15,411 NZD
View
B+
Retailer 11
-
$15,436 NZD
View
Retailer 12
-
$15,436 NZD
View
B+
Retailer 13
-
$15,667 NZD
View
B+
Retailer 14
-
$15,876 NZD
View
B+
Retailer 15
-
$15,909 NZD
View
B+
Retailer 16
-
$16,044 NZD
View
B
Retailer 17
-
$16,145 NZD
View
B
Retailer 18
-
$16,154 NZD
View
B+
Retailer 19
-
$17,155 NZD
View
B+
Retailer 20
-
$17,155 NZD
View
B+
Retailer 21
-
$17,216 NZD
View
B+
Retailer 22
-
$17,294 NZD
View
Retailer 23
-
$17,417 NZD
View
B+
Retailer 24
-
$17,519 NZD
View
B+
Retailer 25
-
$17,732 NZD
View
B
Retailer 26
-
$18,077 NZD
View
B
Retailer 27
-
$18,486 NZD
View
B+
Retailer 28
-
$18,831 NZD
View
B
Retailer 29
-
$21,098 NZD
View
B
Retailer 30
-
$24,035 NZD
View
Most Expensive
B
NZ Jewellers
73c54a4d-3403-456e-9af7-8e2019c5b838 · Nov 5
$28,924 NZD
$16,034 USD
View
30 more retailers have this diamond
Prices start from $13,109 NZDSave up to $15,815 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+
1.50ct Round
$13,109 NZD