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Radiant|Natural|GIA

1.70ct H SI1 Radiant Natural Diamond

EX • H/SI1 • GIA 6552780324

Certificate GIA 6552780324

Diamond specifications and retailer prices

From $11,201 AUD
₹749,340 INR
As of November 1, 2026
Save $9,434 AUD (46%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $20,635 AUD at NZ Jewellers · As of October 30, 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 H 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 6552780324. Listed at 19 retailers as of October 30, 2026, with prices from $11,201 to $20,635, a $9,434 spread on the same certified stone. NZ Jewellers lists it at $20,635. 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
H
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6552780324
Dimensions8.58 × 5.87 × 3.80 mm
L/W Ratio1.46
Girdle conditionPolished
Culet sizeNone
Key to symbols
Crystal, Feather, Needle, Indented Natural
Top View
8.58 mm5.87 mm1.70 ctH / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6552780324
Side View
Table 64.0%CrownGirdle: MED-VTKPavilionCulet: NoneDepth 64.8%

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 1
Current: $20,635 AUD|Low: $11,201 AUD|High: $20,789 AUD|Avg: $14,907 AUD|-0.7%
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
Retailer 19
November 2, 2026
Retailer 16$11,201 AUD
Retailer 9$11,399 AUD
Retailer 14$11,534 AUD
Retailer 12$11,844 AUD
Retailer 15$12,481 AUD
Retailer 5$12,680 AUD
Retailer 13$13,485 AUD
Retailer 8$13,531 AUD
Retailer 7$13,667 AUD
Retailer 11$13,910 AUD
Retailer 17$14,732 AUD
Retailer 19$14,750 AUD
Retailer 10$15,033 AUD
Retailer 18$15,088 AUD
Retailer 2$15,332 AUD
Retailer 6$17,083 AUD
Retailer 4$18,189 AUD
Retailer 3$19,336 AUD
NZ Jewellers$20,635 AUD

22 data points across 19 retailers

19 retailers$11,201 AUD to $20,635 AUD

B+
Cheapest Retailer
-
$11,201 AUD
₹749,340 INR
B+
Retailer 2
-
$11,399 AUD
$8,007 USD
View
B+
Retailer 3
-
$11,534 AUD
View
B+
Retailer 4
-
$11,844 AUD
$8,320 USD
View
Final sale: no returns
B+
Retailer 5
-
$12,481 AUD
$8,767 USD
View
B+
Retailer 6
-
$12,680 AUD
$8,907 USD
View
B+
Retailer 7
-
$13,485 AUD
£7,458 GBP
View
B+
Retailer 8
-
$13,531 AUD
$9,505 USD
View
B
Retailer 9
-
$13,667 AUD
$9,600 USD
View
Retailer 10
-
$13,910 AUD
View
Price last confirmed 9 days ago
B
Retailer 11
-
$14,732 AUD
$10,348 USD
View
B
Retailer 12
-
$14,750 AUD
$10,361 USD
View
B
Retailer 13
-
$15,033 AUD
$10,560 USD
View
B
Retailer 14
-
$15,088 AUD
$10,598 USD
View
B
Retailer 15
-
$15,332 AUD
€10,257 EUR
View
B
Retailer 16
-
$17,083 AUD
$12,000 USD
View
B
Retailer 17
-
$18,189 AUD
ZAR 206,405 ZAR
View
B
Retailer 18
-
$19,336 AUD
£10,695 GBP
View
Most Expensive
B
NZ Jewellers
310b2a22-f6a2-4932-ad15-811716fbf478 · Oct 30
$20,635 AUD
$14,495 USD
View
18 more retailers have this diamond
Prices start from $11,201 AUDSave up to $9,434 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
$11,201 AUD