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Cushion|Natural|GIA

0.78ct E SI1 Cushion Natural Diamond

EX • E/SI1 • GIA 3215039518

Shape and cutting style on the report: Cushion modified brilliant

Certificate GIA 3215039518

Diamond specifications and retailer prices

From $6,390 NZD
$3,589 USD
As of October 29, 2026
Save $4,147 NZD (39%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: $10,537 NZD at MOH London · As of October 29, 2026
View at MOH London

About this 0.78ct natural cushion diamond

This 0.78ct natural cushion sits in the just-under-one-carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 3215039518. Listed at 5 retailers as of October 29, 2026, with prices from $6,390 to $10,537, a $4,147 spread on the same certified stone. MOH London lists it at $10,537. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

0.78
Carat
E
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 3215039518
Dimensions5.28 × 5.19 × 3.55 mm
L/W Ratio1.02
Top View
5.28 mm5.19 mm0.78 ctE / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 3215039518
Side View
Table 61.0%CrownGirdle: MED-THKPavilionCulet: NoneDepth 68.3%

Caratlytics Score

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B
Good
Decent quality, room for better deals
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: $10,537 NZD|Low: $5,203 NZD|High: $10,607 NZD|Avg: $7,175 NZD|+0.4%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
October 30, 2026
Retailer 6$5,203 NZD
Retailer 2$6,549 NZD
Retailer 4$6,719 NZD
Retailer 5$7,101 NZD
Retailer 3$7,327 NZD
MOH London$10,537 NZD

44 data points across 6 retailers

5 retailers$6,390 NZD to $10,537 NZD

B
Cheapest Retailer
-
$6,390 NZD
$3,589 USD
B
Retailer 2
-
$6,549 NZD
£2,896 GBP
View
Retailer 3
-
$6,719 NZD
A$5,806 AUD
View
Price last confirmed 26 days ago
B
Retailer 4
-
$7,327 NZD
€3,919 EUR
View
Most Expensive
B
MOH London
A3C068E25 · Oct 29
$10,537 NZD
£4,660 GBP
View
4 more retailers have this diamond
Prices start from $6,390 NZDSave up to $4,147 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.

B
0.78ct Cushion
$6,390 NZD