Oval|Natural|GIA

1.70ct F SI1 Oval Natural Diamond

EX • F/SI1 • GIA 2233963924

Certificate GIA 2233963924

Diamond specifications and retailer prices

From $16,707 NZD
$9,400 USD
As of November 1, 2026
Save $13,794 NZD (45%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: $30,500 NZD at NZ Jewellers · As of November 2, 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 F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2233963924. Listed at 24 retailers as of November 1, 2026, with prices from $16,707 to $30,500, a $13,794 spread on the same certified stone. NZ Jewellers lists it at $30,500. 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
F
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceFaint
Crown angle37.72°
Pavilion angle40.7°
OriginNatural
Grading LabGIA
CertificateGIA 2233963924
Dimensions9.41 × 6.68 × 4.23 mm
L/W Ratio1.41
Girdle conditionThick
Key to symbols
Crystal, Feather, Etch Channel, Indented Natural
Top View
9.41 mm6.68 mm1.70 ctF / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceFaint
CertificateGIA 2233963924
Side View
Table 60.0%Crown 37.72°Girdle: Sli. Thick - ThickPavilion 40.7°Culet: NoneDepth 63.3%

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: $20,130 NZD|Low: $16,980 NZD|High: $28,923 NZD|Avg: $21,613 NZD
Retailer 1
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$16,980 NZD
Retailer 15$18,084 NZD
Retailer 3$18,299 NZD
Retailer 6$18,299 NZD
Retailer 2$18,452 NZD
Retailer 10$19,605 NZD
Retailer 1$20,130 NZD
Retailer 14$20,159 NZD
Retailer 8$20,473 NZD
Retailer 4$20,983 NZD
Retailer 7$21,808 NZD
Retailer 9$23,051 NZD
Retailer 12$26,885 NZD
Retailer 13$27,932 NZD
Retailer 11$28,580 NZD

28 data points across 15 retailers

24 retailers$16,707 NZD to $30,500 NZD

B+
Cheapest Retailer
-
$16,707 NZD
$9,400 USD
B+
Retailer 2
-
$16,980 NZD
$9,554 USD
View
B+
Retailer 3
-
$18,084 NZD
$10,175 USD
View
B+
Retailer 4
-
$18,299 NZD
$10,296 USD
View
B+
Retailer 5
-
$18,299 NZD
$10,296 USD
View
Final sale: no returns
Retailer 6
-
$18,299 NZD
$10,296 USD
View
Price last confirmed 18 days ago
B+
Retailer 7
-
$18,452 NZD
$10,382 USD
View
B
Retailer 8
-
$19,521 NZD
$10,983 USD
View
B+
Retailer 9
-
$19,605 NZD
£8,686 GBP
View
Retailer 10
-
$19,824 NZD
$11,154 USD
View
Price last confirmed 11 days ago
Retailer 11
-
$19,824 NZD
$11,154 USD
View
Price last confirmed 32 days ago
B+
Retailer 12
-
$20,130 NZD
$11,326 USD
View
Retailer 13
-
$20,159 NZD
A$17,450 AUD
View
Price last confirmed 10 days ago
B
Retailer 14
-
$20,473 NZD
£9,070 GBP
View
B
Retailer 15
-
$20,983 NZD
$11,806 USD
View
B
Retailer 16
-
$21,808 NZD
$12,270 USD
View
Retailer 17
-
$22,876 NZD
$12,871 USD
View
Price last confirmed 12 days ago
B
Retailer 18
-
$22,876 NZD
$12,871 USD
View
B
Retailer 19
-
$23,051 NZD
€12,352 EUR
View
B
Retailer 20
-
$26,885 NZD
ZAR 244,373 ZAR
View
B
Retailer 21
-
$27,932 NZD
£12,375 GBP
View
B
Retailer 22
-
$28,580 NZD
£12,662 GBP
View
Retailer 23
-
$30,500 NZD
$17,161 USD
View
Price last confirmed 13 days ago
Most Expensive
B
NZ Jewellers
00925926-f00f-44e4-80f0-d654eb8cb24f · Nov 2
$30,500 NZD
$17,161 USD
View
23 more retailers have this diamond
Prices start from $16,707 NZDSave up to $13,794 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 Oval
$16,707 NZD