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Round|Natural|GIA

1.70ct H SI2 Round Natural Diamond

EX • H/SI2 • GIA 6545384669

Certificate GIA 6545384669

Diamond specifications and retailer prices

From $12,935 NZD
A$11,216 AUD
As of November 1, 2026
Save $14,787 NZD (53%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $27,722 NZD at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 1.7ct natural round diamond

This 1.7ct natural round sits in the one-and-a-half to two carat band, graded H colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6545384669. Listed at 17 retailers as of October 30, 2026, with prices from $12,935 to $27,722, a $14,787 spread on the same certified stone. NZ Jewellers lists it at $27,722. 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
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 6545384669
Dimensions7.60 × 7.54 × 4.74 mm
L/W Ratio1.01
Star length50%
Culet sizeNone
Key to symbols
Twinning Wisp, Crystal, Feather, Cavity
Top View
7.60 mm7.54 mm1.70 ctH / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6545384669
Side View
Table 58.0%Crown 36°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 62.6%

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: $27,722 NZD|Low: $12,706 NZD|High: $27,722 NZD|Avg: $16,999 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
November 2, 2026
Retailer 14$12,979 NZD
Retailer 3$13,861 NZD
Retailer 12$13,861 NZD
Retailer 15$15,016 NZD
Retailer 2$15,233 NZD
Retailer 13$15,247 NZD
Retailer 8$15,367 NZD
Retailer 4$16,466 NZD
Retailer 5$16,466 NZD
Retailer 11$16,783 NZD
Retailer 6$17,016 NZD
Retailer 9$17,136 NZD
Retailer 16$17,326 NZD
Retailer 7$18,249 NZD
Retailer 10$23,099 NZD
NZ Jewellers$27,722 NZD

39 data points across 16 retailers

17 retailers$12,935 NZD to $27,722 NZD

B+
Cheapest Retailer
-
$12,935 NZD
A$11,216 AUD
B+
Retailer 2
-
$12,979 NZD
$7,315 USD
View
B+
Retailer 3
-
$13,861 NZD
$7,812 USD
View
B+
Retailer 4
-
$13,861 NZD
$7,812 USD
View
Final sale: no returns
B
Retailer 5
-
$15,016 NZD
$8,463 USD
View
B+
Retailer 6
-
$15,233 NZD
£6,760 GBP
View
B+
Retailer 7
-
$15,247 NZD
$8,593 USD
View
B+
Retailer 8
-
$15,367 NZD
$8,661 USD
View
B
Retailer 9
-
$16,466 NZD
$9,280 USD
View
B
Retailer 10
-
$16,466 NZD
$9,280 USD
View
B
Retailer 11
-
$16,783 NZD
$9,459 USD
View
B
Retailer 12
-
$17,016 NZD
$9,590 USD
View
B
Retailer 13
-
$17,136 NZD
€9,198 EUR
View
B
Retailer 14
-
$17,326 NZD
$9,765 USD
View
Retailer 15
-
$18,249 NZD
$10,285 USD
View
Price last confirmed 10 days ago
B
Retailer 16
-
$23,099 NZD
£10,251 GBP
View
Most Expensive
B
NZ Jewellers
5303aa87-d974-48be-a7aa-8f81b5bbb518 · Oct 30
$27,722 NZD
$15,624 USD
View
16 more retailers have this diamond
Prices start from $12,935 NZDSave up to $14,787 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+
1.70ct Round
$12,935 NZD