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Round|Natural|GIA

1.70ct J SI2 Round Natural Diamond

EX • J/SI2 • GIA 7566026649

Certificate GIA 7566026649

Diamond specifications and retailer prices

From $7,280 NZD
$4,103 USD
As of October 29, 2026
Save $8,548 NZD (54%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $15,828 NZD at MOH London · As of October 29, 2026
View at MOH London

About this 1.7ct natural round diamond

This 1.7ct natural round sits in the one-and-a-half to two carat band, graded J colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 7566026649. Listed at 16 retailers as of October 29, 2026, with prices from $7,280 to $15,828, a $8,548 spread on the same certified stone. MOH London lists it at $15,828. 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
J
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 7566026649
Dimensions7.53 × 7.58 × 4.74 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizeNone
Top View
7.53 mm7.58 mm1.70 ctJ / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 7566026649
Side View
Table 59.0%Crown 36°Girdle: MED-STKPavilion 41°Culet: NoneDepth 62.7%

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 29
Current: $15,828 NZD|Low: $7,014 NZD|High: $15,828 NZD|Avg: $10,151 NZD|+0.7%
MOH London
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
October 31, 2026
Retailer 5$7,280 NZD
Retailer 10$7,608 NZD
Retailer 12$8,103 NZD
Retailer 8$8,146 NZD
Retailer 9$8,579 NZD
Retailer 4$9,940 NZD
Retailer 11$10,397 NZD
Retailer 13$10,397 NZD
Retailer 3$10,735 NZD
Retailer 7$10,968 NZD
Retailer 6$11,416 NZD
Retailer 2$11,941 NZD
Retailer 14$13,313 NZD
MOH London$15,828 NZD

27 data points across 14 retailers

16 retailers$7,280 NZD to $15,828 NZD

A
Cheapest Retailer
-
$7,280 NZD
$4,103 USD
A
Retailer 2
-
$7,608 NZD
HK$33,500 HKD
View
B+
Retailer 3
-
$8,103 NZD
$4,567 USD
View
B+
Retailer 4
-
$8,146 NZD
$4,591 USD
View
B+
Retailer 5
-
$8,579 NZD
$4,835 USD
View
Final sale: no returns
Retailer 6
-
$9,377 NZD
$5,285 USD
View
Price last confirmed 20 days ago
B+
Retailer 7
-
$9,940 NZD
£4,411 GBP
View
B+
Retailer 8
-
$10,397 NZD
$5,860 USD
View
B+
Retailer 9
-
$10,397 NZD
$5,860 USD
View
B
Retailer 10
-
$10,735 NZD
$6,050 USD
View
B
Retailer 11
-
$10,968 NZD
€5,887 EUR
View
Retailer 12
-
$11,416 NZD
$6,434 USD
View
Price last confirmed 20 days ago
B
Retailer 13
-
$11,941 NZD
$6,730 USD
View
Retailer 14
-
$12,028 NZD
$6,779 USD
View
Price last confirmed 56 days ago
B
Retailer 15
-
$13,313 NZD
£5,908 GBP
View
Most Expensive
B
MOH London
F70ACB3AA · Oct 29
$15,828 NZD
£7,024 GBP
View
15 more retailers have this diamond
Prices start from $7,280 NZDSave up to $8,548 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
$7,280 NZD