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Marquise|Natural|IGI

1.91ct I VVS2 Marquise Natural Diamond

VG • I/VVS2 • IGI 801638751

Certificate IGI 801638751

Diamond specifications and retailer prices

From $18,337 NZD
As of November 4, 2026
Save $12,050 NZD (40%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $30,387 NZD at Cape Diamonds · As of November 6, 2026
View at Cape Diamonds

About this 1.91ct natural marquise diamond

This 1.91ct natural marquise sits in the one-and-a-half to two carat band, graded I colour (near-colourless) and VVS2 clarity (very-very-slightly-included), with a very-good cut grade and certified by IGI 801638751. Listed at 7 retailers as of November 4, 2026, with prices from $18,337 to $30,387, a $12,050 spread on the same certified stone. Cape Diamonds lists it at $30,387. 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

1.91
Carat
I
Colour
VVS2
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabIGI
CertificateIGI 801638751
Dimensions12.49 × 6.59 × 3.81 mm
L/W Ratio1.90
Top View
12.49 mm6.59 mm1.91 ctI / VVS2
OriginNatural
CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI 801638751
Side View
Table 60.0%CrownGirdle: ThickPavilionCuletDepth 57.8%

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 4
Current: $30,387 NZD|Low: $18,337 NZD|High: $30,387 NZD|Avg: $22,953 NZD
Cape Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 6, 2026
Retailer 7$18,337 NZD
Retailer 6$22,628 NZD
Retailer 2$22,846 NZD
Retailer 4$24,961 NZD
Retailer 5$25,354 NZD
Retailer 3$25,516 NZD
Cape Diamonds$30,387 NZD

3 data points across 7 retailers

7 retailers$18,337 NZD to $30,387 NZD

A
Cheapest Retailer
-
$18,337 NZD
B+
Retailer 2
-
$22,628 NZD
View
B+
Retailer 3
-
$22,846 NZD
View
B+
Retailer 4
-
$24,961 NZD
View
B+
Retailer 5
-
$25,354 NZD
View
B+
Retailer 6
-
$25,516 NZD
View
Most Expensive
B
Cape Diamonds
cert_801638751 · Nov 6
$30,387 NZD
ZAR 272,132 ZAR
View
6 more retailers have this diamond
Prices start from $18,337 NZDSave up to $12,050 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.

A
1.91ct Marquise
$18,337 NZD