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Radiant|Natural|GIA

1.70ct I SI1 Radiant Natural Diamond

EX • I/SI1 • GIA 6562473629

Certificate GIA 6562473629

Diamond specifications and retailer prices

From $10,060 AUD
As of November 6, 2026
Save $12,003 AUD (54%) vs most expensive(unlock to see where)
26 retailers carry this diamond
Most expensive: $22,062 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 I colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6562473629. Listed at 26 retailers as of November 5, 2026, with prices from $10,060 to $22,062, a $12,003 spread on the same certified stone. NZ Jewellers lists it at $22,062. 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
I
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle53.51°
Pavilion angle59.19°
OriginNatural
Grading LabGIA
CertificateGIA 6562473629
Dimensions7.77 × 5.97 × 4.11 mm
L/W Ratio1.30
Culet sizeNone
Key to symbols
Crystal, Feather, Cloud, Needle
Top View
7.77 mm5.97 mm1.70 ctI / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 6562473629
Side View
Table 67.0%Crown 53.51°Girdle: THK-VTKPavilion 59.19°Culet: NoneDepth 68.9%

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: $18,286 AUD|Low: $10,210 AUD|High: $18,580 AUD|Avg: $13,220 AUD|-1.6%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 7, 2026
Retailer 4$10,210 AUD
Retailer 10$10,792 AUD
Retailer 9$11,796 AUD
Retailer 3$12,182 AUD
Retailer 8$12,426 AUD
Retailer 5$12,448 AUD
Retailer 2$13,394 AUD
Retailer 6$14,334 AUD
Retailer 7$16,092 AUD
Retailer 1$18,286 AUD

26 data points across 10 retailers

26 retailers$10,060 AUD to $22,062 AUD

B+
Cheapest Retailer
-
$10,060 AUD
B+
Retailer 2
-
$10,210 AUD
View
B+
Retailer 3
-
$10,613 AUD
View
Retailer 4
-
$10,792 AUD
View
Price last confirmed 17 days ago
Retailer 5
-
$11,131 AUD
View
Price last confirmed 27 days ago
B+
Retailer 6
-
$11,161 AUD
View
B+
Retailer 7
-
$11,400 AUD
View
B+
Retailer 8
-
$11,796 AUD
View
B
Retailer 9
-
$11,876 AUD
View
B
Retailer 10
-
$12,109 AUD
View
B
Retailer 11
-
$12,174 AUD
View
Final sale: no returns
Retailer 12
-
$12,176 AUD
View
Price last confirmed 9 days ago
B+
Retailer 13
-
$12,182 AUD
View
Retailer 14
-
$12,426 AUD
View
Price last confirmed 15 days ago
B
Retailer 15
-
$12,448 AUD
View
B
Retailer 16
-
$13,190 AUD
View
B
Retailer 17
-
$13,203 AUD
View
B
Retailer 18
-
$13,394 AUD
View
B
Retailer 19
-
$13,480 AUD
View
B
Retailer 20
-
$13,556 AUD
View
B
Retailer 21
-
$14,334 AUD
View
B
Retailer 22
-
$15,221 AUD
View
B
Retailer 23
-
$16,092 AUD
View
B
Retailer 24
-
$18,286 AUD
View
B
Retailer 25
-
$19,272 AUD
View
Most Expensive
B
NZ Jewellers
29e75ff6-477c-4d95-8fbb-3e2404f5e011 · Nov 5
$22,062 AUD
$15,159 USD
View
25 more retailers have this diamond
Prices start from $10,060 AUDSave up to $12,003 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
$10,060 AUD