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Round|Natural|GIA

1.70ct H SI2 Round Natural Diamond

EX • H/SI2 • GIA 5543427044

Certificate GIA 5543427044

Diamond specifications and retailer prices

From $13,616 NZD
$7,674 USD
As of October 31, 2026
Save $11,975 NZD (47%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $25,591 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 5543427044. Listed at 21 retailers as of October 30, 2026, with prices from $13,616 to $25,591, a $11,975 spread on the same certified stone. NZ Jewellers lists it at $25,591. 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 5543427044
Dimensions7.55 × 7.61 × 4.74 mm
L/W Ratio1.01
Top View
7.55 mm7.61 mm1.70 ctH / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 5543427044
Side View
Table 58.0%Crown 36°Girdle: THN-STKPavilion 40.8°Culet: NoneDepth 62.5%

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: Oct 31
Current: $25,591 NZD|Low: $13,440 NZD|High: $25,591 NZD|Avg: $18,352 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
November 2, 2026
Retailer 9$13,616 NZD
Retailer 7$14,748 NZD
Retailer 3$15,355 NZD
Retailer 11$16,368 NZD
Retailer 10$16,634 NZD
Retailer 2$16,667 NZD
Retailer 8$16,890 NZD
Retailer 5$19,023 NZD
Retailer 12$19,193 NZD
Retailer 4$20,209 NZD
Retailer 6$23,980 NZD
NZ Jewellers$25,591 NZD

42 data points across 12 retailers

21 retailers$13,616 NZD to $25,591 NZD

B+
Cheapest Retailer
-
$13,616 NZD
$7,674 USD
B+
Retailer 2
-
$13,937 NZD
$7,855 USD
View
B+
Retailer 3
-
$14,362 NZD
A$12,453 AUD
View
B+
Retailer 4
-
$14,748 NZD
$8,312 USD
View
Final sale: no returns
B+
Retailer 5
-
$14,807 NZD
$8,345 USD
View
B
Retailer 6
-
$14,988 NZD
CA$11,732 CAD
View
B
Retailer 7
-
$16,368 NZD
$9,225 USD
View
B
Retailer 8
-
$16,634 NZD
$9,375 USD
View
B+
Retailer 9
-
$16,667 NZD
£7,397 GBP
View
B
Retailer 10
-
$16,890 NZD
$9,519 USD
View
B
Retailer 11
-
$17,062 NZD
$9,616 USD
View
B
Retailer 12
-
$17,672 NZD
$9,960 USD
View
B
Retailer 13
-
$18,133 NZD
$10,220 USD
View
B
Retailer 14
-
$18,133 NZD
$10,220 USD
View
B
Retailer 15
-
$18,737 NZD
$10,560 USD
View
B
Retailer 16
-
$19,023 NZD
€10,211 EUR
View
B
Retailer 17
-
$19,193 NZD
$10,817 USD
View
B
Retailer 18
-
$19,618 NZD
$11,057 USD
View
Retailer 19
-
$20,209 NZD
$11,390 USD
View
Price last confirmed 10 days ago
B
Retailer 20
-
$23,980 NZD
£10,642 GBP
View
Most Expensive
B
NZ Jewellers
b5acfbc1-1425-43fb-b114-7514002729f1 · Oct 30
$25,591 NZD
$14,423 USD
View
20 more retailers have this diamond
Prices start from $13,616 NZDSave up to $11,975 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
$13,616 NZD