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Round|Natural|GIA

1.70ct H SI2 Round Natural Diamond

EX • H/SI2 • GIA 7558620257

Certificate GIA 7558620257

Diamond specifications and retailer prices

From $5,471 NZD
SGD 4,167 SGD
As of October 31, 2026
Save $5,992 NZD (52%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $11,463 NZD at Wholesale Diamonds Direct · As of October 26, 2026
View at Wholesale Diamonds Direct

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 7558620257. Listed at 10 retailers as of October 26, 2026, with prices from $5,471 to $11,463, a $5,992 spread on the same certified stone. Wholesale Diamonds Direct lists it at $11,463. 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 angle35.5°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 7558620257
Dimensions7.60 × 7.65 × 4.70 mm
L/W Ratio1.01
Culet sizeNone
Top View
7.60 mm7.65 mm1.70 ctH / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 7558620257
Side View
Table 59.0%Crown 35.5°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 61.6%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 31
Current: $8,000 NZD|Low: $5,471 NZD|High: $12,854 NZD|Avg: $8,130 NZD|-9.2%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Wholesale Diamonds Direct
November 1, 2026
Retailer 5$5,471 NZD
Retailer 4$6,212 NZD
Retailer 2$6,638 NZD
Retailer 8$6,779 NZD
Retailer 6$7,889 NZD
Retailer 7$7,965 NZD
Retailer 1$8,000 NZD
Retailer 3$8,371 NZD
Wholesale Diamonds Direct$11,463 NZD

31 data points across 9 retailers

10 retailers$5,471 NZD to $11,463 NZD

A
Cheapest Retailer
-
$5,471 NZD
SGD 4,167 SGD
A
Retailer 2
-
$6,212 NZD
$3,501 USD
View
A
Retailer 3
-
$6,638 NZD
$3,741 USD
View
A
Retailer 4
-
$6,779 NZD
SGD 5,163 SGD
View
A
Retailer 5
-
$7,889 NZD
$4,446 USD
View
A
Retailer 6
-
$7,965 NZD
$4,489 USD
View
A
Retailer 7
-
$8,000 NZD
€4,294 EUR
View
A
Retailer 8
-
$8,371 NZD
£3,715 GBP
View
A
Retailer 9
-
$8,953 NZD
$5,046 USD
View
Most Expensive
B+
Wholesale Diamonds Direct
546224562 · Oct 26
$11,463 NZD
$6,461 USD
View
9 more retailers have this diamond
Prices start from $5,471 NZDSave up to $5,992 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.

A
1.70ct Round
$5,471 NZD