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Radiant|Natural|GIA

1.70ct F SI1 Radiant Natural Diamond

ID • F/SI1 • GIA 6565498938

Certificate GIA 6565498938

Diamond specifications and retailer prices

From $12,915 AUD
As of November 6, 2026
Save $11,844 AUD (48%) vs most expensive(unlock to see where)
26 retailers carry this diamond
Most expensive: $24,759 AUD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.7ct natural radiant diamond

This 1.7ct natural radiant 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 stated by the retailer rather than the lab and certified by GIA 6565498938. Listed at 26 retailers as of November 5, 2026, with prices from $12,915 to $24,759, a $11,844 spread on the same certified stone. NZ Jewellers lists it at $24,759. 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

1.70
Carat
F
Colour
SI1
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6565498938
Dimensions8.49 × 6.06 × 3.90 mm
L/W Ratio1.40
Girdle conditionPolished
Top View
8.49 mm6.06 mm1.70 ctF / SI1
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6565498938
Side View
Table 66.0%CrownGirdle: STK-THKPavilionCulet: NDepth 64.3%

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 6
Current: $24,759 AUD|Low: $12,611 AUD|High: $25,408 AUD|Avg: $16,419 AUD|+0.4%
NZ Jewellers
Retailer 2
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Retailer 25
Retailer 26
November 7, 2026
Retailer 6$12,915 AUD
Retailer 14$13,021 AUD
Retailer 18$13,033 AUD
Retailer 8$13,656 AUD
Retailer 9$13,726 AUD
Retailer 4$13,983 AUD
Retailer 21$14,098 AUD
Retailer 11$14,327 AUD
Retailer 5$14,339 AUD
Retailer 12$14,685 AUD
Retailer 15$14,729 AUD
Retailer 16$14,855 AUD
Retailer 25$15,075 AUD
Retailer 10$15,256 AUD
Retailer 17$16,426 AUD
Retailer 13$16,638 AUD
Retailer 19$17,724 AUD
Retailer 22$17,916 AUD
Retailer 7$18,588 AUD
Retailer 26$18,613 AUD
Retailer 20$18,845 AUD
Retailer 24$20,422 AUD
Retailer 2$20,808 AUD
Retailer 3$21,674 AUD
Retailer 23$23,075 AUD
NZ Jewellers$24,759 AUD

17 data points across 26 retailers

26 retailers$12,915 AUD to $24,759 AUD

B+
Cheapest Retailer
-
$12,915 AUD
B+
Retailer 2
-
$13,021 AUD
View
Retailer 3
-
$13,033 AUD
View
Price last confirmed 17 days ago
Retailer 4
-
$13,656 AUD
View
Price last confirmed 12 days ago
B+
Retailer 5
-
$13,726 AUD
View
B+
Retailer 6
-
$13,983 AUD
View
B+
Retailer 7
-
$14,098 AUD
View
Retailer 8
-
$14,174 AUD
View
Price last confirmed 27 days ago
B+
Retailer 9
-
$14,327 AUD
View
B+
Retailer 10
-
$14,339 AUD
View
B+
Retailer 11
-
$14,685 AUD
View
B+
Retailer 12
-
$14,729 AUD
View
B+
Retailer 13
-
$14,855 AUD
View
Final sale: no returns
B+
Retailer 14
-
$15,075 AUD
View
B+
Retailer 15
-
$15,256 AUD
View
Retailer 16
-
$16,426 AUD
View
Price last confirmed 15 days ago
B+
Retailer 17
-
$16,638 AUD
View
B
Retailer 18
-
$17,916 AUD
View
B
Retailer 19
-
$18,588 AUD
View
B
Retailer 20
-
$18,613 AUD
View
B
Retailer 21
-
$18,845 AUD
View
B
Retailer 22
-
$20,422 AUD
View
Retailer 23
-
$20,808 AUD
View
B
Retailer 24
-
$21,674 AUD
View
B
Retailer 25
-
$23,075 AUD
View
Most Expensive
B
NZ Jewellers
fdbeee13-a941-4b72-a0f0-e2b8f8d8e891 · Nov 5
$24,759 AUD
$17,012 USD
View
25 more retailers have this diamond
Prices start from $12,915 AUDSave up to $11,844 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.

B+
1.70ct Radiant
$12,915 AUD