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Marquise|Natural|IGI

1.70ct J VS1 Marquise Natural Diamond

EX • J/VS1 • IGI 774672983

Shape and cutting style on the report: Marquise brilliant

Certificate IGI 774672983

Diamond specifications and retailer prices

From $8,264 SGD
$6,470 USD
As of November 6, 2026
2 retailers carry this diamond
Most expensive: $8,264 SGD at Brilliant Earth
View at Brilliant Earth

About this 1.7ct natural marquise diamond

This 1.7ct natural marquise sits in the one-and-a-half to two carat band, graded J colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI 774672983. Listed at 2 retailers as of November 6, 2026. 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
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle38.7°
Pavilion angle40°
OriginNatural
Grading LabIGI
CertificateIGI 774672983
Dimensions11.91 × 6.28 × 3.94 mm
L/W Ratio1.90
Girdle conditionFaceted
Top View
11.91 mm6.28 mm1.70 ctJ / VS1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateIGI 774672983
Side View
Table 58.0%Crown 38.7°Girdle: MED-STKPavilion 40°Culet: NoneDepth 62.7%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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Price History

Last verified: Nov 6
Current: $8,264 SGD|Low: $7,388 SGD|High: $10,138 SGD|Avg: $8,552 SGD
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
August 27, 2026
Retailer 4$7,388 SGD
Retailer 9$7,762 SGD
Retailer 2$8,139 SGD
Brilliant Earth$8,264 SGD
Retailer 3$8,430 SGD
Retailer 6$8,642 SGD
Retailer 5$8,913 SGD
Retailer 8$9,738 SGD
Retailer 7$10,138 SGD

14 data points across 9 retailers

2 retailers

Retailer 1
-
$7,388 SGD
Price last confirmed 81 days ago
Most Expensive
B+
Brilliant Earth
20672089A · Nov 6
$8,264 SGD
$6,470 USD
View
1 more retailer has this diamond

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 Marquise
$8,264 SGD