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Marquise|Natural|IGI

1.00ct I VS1 Marquise Natural Diamond

VG • I/VS1 • IGI 705538600

Shape and cutting style on the report: Marquise brilliant

Certificate IGI 705538600

Diamond specifications and retailer prices

From $2,560 USD
As of November 1, 2026
Save $3,415 USD (57%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $5,975 USD at NZ Jewellers · As of November 3, 2026
View at NZ Jewellers

About this 1ct natural marquise diamond

This 1ct natural marquise sits in the classic one-carat band, graded I colour (near-colourless) and VS1 clarity (very-slightly-included), with a very-good cut grade and certified by IGI 705538600. Listed at 16 retailers as of November 1, 2026, with prices from $2,560 to $5,975, a $3,415 spread on the same certified stone. NZ Jewellers lists it at $5,975. 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

1.00
Carat
I
Color
VS1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle34°
Pavilion angle38.8°
OriginNatural
Grading LabIGI
CertificateIGI 705538600
Dimensions10.08 × 5.34 × 3.23 mm
L/W Ratio1.89
Girdle conditionFaceted
Culet sizePointed
Top View
10.08 mm5.34 mm1.00 ctI / VS1
OriginNatural
CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI 705538600
Side View
Table 56.0%Crown 34°Girdle: MED-THKPavilion 38.8°Culet: NoneDepth 60.5%

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: $5,975 USD|Low: $2,418 USD|High: $6,099 USD|Avg: $3,392 USD|-2.0%
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 3, 2026
Retailer 4$2,560 USD
Retailer 11$2,620 USD
Retailer 12$2,638 USD
Retailer 13$2,800 USD
Retailer 6$2,858 USD
Retailer 7$2,858 USD
Retailer 14$2,968 USD
Retailer 3$3,000 USD
Retailer 2$3,084 USD
Retailer 15$3,298 USD
Retailer 10$3,346 USD
Retailer 9$3,513 USD
Retailer 5$4,115 USD
Retailer 8$5,008 USD
NZ Jewellers$5,975 USD

44 data points across 15 retailers

16 retailers$2,560 USD to $5,975 USD

A
Cheapest Retailer
-
$2,560 USD
A
Retailer 2
-
$2,620 USD
View
A
Retailer 3
-
$2,638 USD
View
Final sale: no returns
B+
Retailer 4
-
$2,800 USD
View
A
Retailer 5
-
$2,858 USD
View
A
Retailer 6
-
$2,858 USD
View
A
Retailer 7
-
$2,968 USD
View
A
Retailer 8
-
$3,000 USD
View
A
Retailer 9
-
$3,084 USD
£2,429 GBP
View
B+
Retailer 10
-
$3,298 USD
View
B+
Retailer 11
-
$3,346 USD
€3,187 EUR
View
Retailer 12
-
$3,366 USD
View
Price last confirmed 57 days ago
B+
Retailer 13
-
$3,513 USD
ZAR 56,755 ZAR
View
B+
Retailer 14
-
$4,115 USD
£3,240 GBP
View
B
Retailer 15
-
$5,008 USD
£3,943 GBP
View
Most Expensive
B
NZ Jewellers
cb3822b6-35ba-4d99-8331-28e967cb7a45 · Nov 3
$5,975 USD
View
15 more retailers have this diamond
Prices start from $2,560 USDSave up to $3,415 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
1.00ct Marquise
$2,560 USD