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Oval|Natural|IGI

1.70ct K SI1 Oval Natural Diamond

VG • K/SI1 • IGI 768663715

Shape and cutting style on the report: Oval brilliant

Certificate IGI 768663715

Diamond specifications and retailer prices

From $2,493 USD
As of November 5, 2026
Save $3,328 USD (57%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $5,821 USD at NZ Jewellers · As of November 5, 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 K colour (faint-tinted) and SI1 clarity (slightly-included), with a very-good cut grade and certified by IGI 768663715. Listed at 11 retailers as of November 5, 2026, with prices from $2,493 to $5,821, a $3,328 spread on the same certified stone. NZ Jewellers lists it at $5,821. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.70
Carat
K
Color
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle33.5°
Pavilion angle40.1°
OriginNatural
Grading LabIGI
CertificateIGI 768663715
Dimensions9.31 × 6.60 × 4.20 mm
L/W Ratio1.41
Girdle conditionFaceted
Top View
9.31 mm6.60 mm1.70 ctK / SI1
OriginNatural
CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI 768663715
Side View
Table 58.0%Crown 33.5°Girdle: THK-VTKPavilion 40.1°Culet: NoneDepth 63.6%

Caratlytics Score

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

Price History

Last verified: Nov 5
Current: $5,821 USD|Low: $2,493 USD|High: $5,926 USD|Avg: $3,429 USD|-1.8%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 6, 2026
Retailer 6$2,493 USD
Retailer 9$2,540 USD
Retailer 10$2,784 USD
Retailer 3$2,835 USD
Retailer 11$2,892 USD
Retailer 4$3,000 USD
Retailer 8$3,213 USD
Retailer 2$3,242 USD
Retailer 5$3,398 USD
Retailer 7$4,865 USD
NZ Jewellers$5,821 USD

41 data points across 11 retailers

11 retailers$2,493 USD to $5,821 USD

A
Cheapest Retailer
-
$2,493 USD
A
Retailer 2
-
$2,540 USD
View
B+
Retailer 3
-
$2,784 USD
View
Retailer 4
-
$2,835 USD
View
Price last confirmed 8 days ago
B+
Retailer 5
-
$2,892 USD
View
B+
Retailer 6
-
$3,000 USD
View
B+
Retailer 7
-
$3,213 USD
View
B+
Retailer 8
-
$3,242 USD
View
B+
Retailer 9
-
$3,398 USD
View
B+
Retailer 10
-
$4,865 USD
View
Most Expensive
B
NZ Jewellers
6b397b13-3e03-47e2-aaa0-718f0bd4c57d · Nov 5
$5,821 USD
View
10 more retailers have this diamond
Prices start from $2,493 USDSave up to $3,328 USD

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
$2,493 USD