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Marquise|Natural|IGI

0.78ct E SI1 Marquise Natural Diamond

VG • E/SI1 • IGI 733580226

Shape and cutting style on the report: Marquise brilliant

Certificate IGI 733580226

Diamond specifications and retailer prices

From $2,131 NZD
$1,201 USD
As of October 30, 2026
Save $3,504 NZD (62%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $5,635 NZD at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 0.78ct natural marquise diamond

This 0.78ct natural marquise sits in the just-under-one-carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a very-good cut grade and certified by IGI 733580226. Listed at 18 retailers as of October 30, 2026, with prices from $2,131 to $5,635, a $3,504 spread on the same certified stone. NZ Jewellers lists it at $5,635. 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

0.78
Carat
E
Colour
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishVery Good
SymmetryExcellent
FluorescenceFaint
Crown angle35.8°
Pavilion angle41.2°
OriginNatural
Grading LabIGI
CertificateIGI 733580226
Dimensions9.38 × 4.75 × 3.09 mm
L/W Ratio1.97
Girdle conditionFaceted
Culet sizePointed
Top View
9.38 mm4.75 mm0.78 ctE / SI1
OriginNatural
CutVery Good
PolishVery Good
SymmetryExcellent
FluorescenceFaint
CertificateIGI 733580226
Side View
Table 56.0%Crown 35.8°Girdle: MED-STKPavilion 41.2°Culet: NoneDepth 65.1%

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: Oct 30
Current: $5,635 NZD|Low: $1,954 NZD|High: $5,635 NZD|Avg: $2,928 NZD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 30, 2026
Retailer 8$2,131 NZD
Retailer 3$2,142 NZD
Retailer 12$2,310 NZD
Retailer 9$2,351 NZD
Retailer 10$2,511 NZD
Retailer 4$2,550 NZD
Retailer 11$2,667 NZD
Retailer 2$2,682 NZD
Retailer 6$2,992 NZD
Retailer 7$3,442 NZD
Retailer 5$4,254 NZD
NZ Jewellers$5,635 NZD

39 data points across 12 retailers

18 retailers$2,131 NZD to $5,635 NZD

A
Cheapest Retailer
-
$2,131 NZD
$1,201 USD
Final sale: no returns
A
Retailer 2
-
$2,142 NZD
$1,207 USD
View
Retailer 3
-
$2,310 NZD
$1,302 USD
View
Price last confirmed 38 days ago
A
Retailer 4
-
$2,310 NZD
$1,302 USD
View
A
Retailer 5
-
$2,310 NZD
$1,302 USD
View
A
Retailer 6
-
$2,351 NZD
$1,325 USD
View
A
Retailer 7
-
$2,417 NZD
$1,362 USD
View
A
Retailer 8
-
$2,511 NZD
$1,415 USD
View
A
Retailer 9
-
$2,550 NZD
$1,437 USD
View
Retailer 10
-
$2,667 NZD
$1,503 USD
View
Price last confirmed 36 days ago
A
Retailer 11
-
$2,667 NZD
$1,503 USD
View
A
Retailer 12
-
$2,682 NZD
£1,190 GBP
View
A
Retailer 13
-
$2,992 NZD
€1,606 EUR
View
B+
Retailer 14
-
$3,442 NZD
ZAR 31,341 ZAR
View
B
Retailer 15
-
$4,254 NZD
£1,888 GBP
View
Retailer 16
-
$5,635 NZD
$3,176 USD
View
Price last confirmed 39 days ago
B
Retailer 17
-
$5,635 NZD
$3,176 USD
View
Most Expensive
B
NZ Jewellers
738b0292-1683-4c83-bda0-9c6d7f1665b6 · Oct 30
$5,635 NZD
$3,176 USD
View
17 more retailers have this diamond
Prices start from $2,131 NZDSave up to $3,504 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
0.78ct Marquise
$2,131 NZD