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Round|Natural|IGI

1.70ct J IF Round Natural Diamond

EX • J/IF • IGI 816642340

Shape and cutting style on the report: Round brilliant

Certificate IGI 816642340

Diamond specifications and retailer prices

From $6,315 SGD
₹470,439 INR
As of November 1, 2026
Save $7,744 SGD (55%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $14,289 SGD at NZ Jewellers · As of September 10, 2026
View at NZ Jewellers

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 IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI 816642340. Listed at 19 retailers as of October 30, 2026, with a 123% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.70
Carat
J
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.5°
Pavilion angle41.4°
OriginNatural
Grading LabIGI
CertificateIGI 816642340
Dimensions7.67 × 7.71 × 4.73 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizeNone
Top View
7.67 mm7.71 mm1.70 ctJ / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 816642340
Side View
Table 56.0%Crown 32.5°Girdle: MediumPavilion 41.4°Culet: NoneDepth 61.5%

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: $14,059 SGD|Low: $6,315 SGD|High: $14,250 SGD|Avg: $8,902 SGD|-1.3%
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
Retailer 16
November 1, 2026
Retailer 9$6,315 SGD
Retailer 16$7,330 SGD
Retailer 8$7,434 SGD
Retailer 5$7,757 SGD
Retailer 6$7,759 SGD
Retailer 13$8,170 SGD
Retailer 14$8,348 SGD
Retailer 3$8,356 SGD
Retailer 11$8,437 SGD
Retailer 7$8,535 SGD
Retailer 10$8,551 SGD
Retailer 2$8,579 SGD
Retailer 4$9,699 SGD
Retailer 15$10,327 SGD
Retailer 12$12,383 SGD
NZ Jewellers$14,059 SGD

25 data points across 16 retailers

19 retailers$6,315 SGD to $14,059 SGD

A
Cheapest Retailer
-
$6,315 SGD
₹470,439 INR
A
Retailer 2
-
$7,330 SGD
$5,734 USD
View
A
Retailer 3
-
$7,434 SGD
$5,815 USD
View
A
Retailer 4
-
$7,757 SGD
$6,068 USD
View
Final sale: no returns
A
Retailer 5
-
$7,759 SGD
$6,069 USD
View
A
Retailer 6
-
$8,170 SGD
£5,032 GBP
View
A
Retailer 7
-
$8,348 SGD
$6,530 USD
View
A
Retailer 8
-
$8,356 SGD
$6,536 USD
View
A
Retailer 9
-
$8,437 SGD
$6,600 USD
View
A
Retailer 10
-
$8,535 SGD
$6,676 USD
View
Retailer 11
-
$8,544 SGD
$6,683 USD
View
Price last confirmed 51 days ago
A
Retailer 12
-
$8,551 SGD
$6,689 USD
View
A
Retailer 13
-
$8,579 SGD
€6,391 EUR
View
B+
Retailer 14
-
$9,699 SGD
$7,587 USD
View
Retailer 15
-
$9,991 SGD
$7,815 USD
View
Price last confirmed 54 days ago
B+
Retailer 16
-
$10,327 SGD
ZAR 130,506 ZAR
View
B+
Retailer 17
-
$12,383 SGD
£7,627 GBP
View
B
Retailer 18
-
$14,059 SGD
$10,997 USD
View
Most Expensive
NZ Jewellers
623e9d02-ecd4-411e-8164-4df6e142964d · Sep 10
$14,289 SGD
$11,177 USD
View
Price last confirmed 52 days ago
18 more retailers have this diamond
Prices start from $6,315 SGDSave up to $7,744 SGD

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
$6,315 SGD