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Oval|Natural|IGI

1.70ct H IF Oval Natural Diamond

EX • H/IF • IGI 788646177

Shape and cutting style on the report: Oval brilliant

Certificate IGI 788646177

Diamond specifications and retailer prices

From $12,565 AUD
$8,806 USD
As of November 1, 2026
Save $7,588 AUD (38%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $20,154 AUD at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 1.7ct natural oval diamond

This 1.7ct natural oval sits in the one-and-a-half to two carat band, graded H colour (near-colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI 788646177. Listed at 13 retailers as of October 30, 2026, with prices from $12,565 to $20,154, a $7,588 spread on the same certified stone. NZ Jewellers lists it at $20,154. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.70
Carat
H
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceFaint
Crown angle36.1°
Pavilion angle40.1°
OriginNatural
Grading LabIGI
CertificateIGI 788646177
Dimensions9.42 × 6.67 × 4.09 mm
L/W Ratio1.41
Girdle conditionFaceted
Culet sizePointed
Cert comments
Minor graining.
Top View
9.42 mm6.67 mm1.70 ctH / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceFaint
CertificateIGI 788646177
Side View
Table 61.0%Crown 36.1°Girdle: MED-STKPavilion 40.1°Culet: NoneDepth 61.3%

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: Nov 1
Current: $20,154 AUD|Low: $12,565 AUD|High: $22,382 AUD|Avg: $16,117 AUD|-6.1%
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
November 2, 2026
Retailer 5$12,565 AUD
Retailer 2$12,857 AUD
Retailer 14$13,227 AUD
Retailer 13$13,347 AUD
Retailer 6$14,094 AUD
Retailer 4$14,460 AUD
Retailer 15$14,483 AUD
Retailer 3$14,683 AUD
Retailer 12$14,789 AUD
Retailer 8$15,231 AUD
Retailer 11$16,685 AUD
Retailer 10$17,765 AUD
Retailer 9$18,885 AUD
NZ Jewellers$20,154 AUD
Retailer 7$22,382 AUD

16 data points across 15 retailers

13 retailers$12,565 AUD to $20,154 AUD

A
Cheapest Retailer
-
$12,565 AUD
$8,806 USD
A
Retailer 2
-
$12,857 AUD
£7,095 GBP
View
A
Retailer 3
-
$13,227 AUD
$9,270 USD
View
A
Retailer 4
-
$13,347 AUD
$9,354 USD
View
Final sale: no returns
B+
Retailer 5
-
$14,460 AUD
$10,134 USD
View
A
Retailer 6
-
$14,483 AUD
£7,992 GBP
View
B+
Retailer 7
-
$14,683 AUD
$10,290 USD
View
B+
Retailer 8
-
$14,789 AUD
$10,365 USD
View
B+
Retailer 9
-
$15,231 AUD
€10,166 EUR
View
B+
Retailer 10
-
$16,685 AUD
$11,693 USD
View
B+
Retailer 11
-
$17,765 AUD
ZAR 201,128 ZAR
View
B+
Retailer 12
-
$18,885 AUD
£10,421 GBP
View
Most Expensive
B
NZ Jewellers
ef25fbcb-e745-4ac5-844a-0c4e3088f9f0 · Oct 30
$20,154 AUD
$14,124 USD
View
12 more retailers have this diamond
Prices start from $12,565 AUDSave up to $7,588 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.

A
1.70ct Oval
$12,565 AUD