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Cushion|Natural|GIA

0.78ct D SI1 Cushion Natural Diamond

EX • D/SI1 • GIA 7548991202

Certificate GIA 7548991202

Diamond specifications and retailer prices

From $1,281 NZD
$722 USD
As of October 31, 2026
Save $758 NZD (37%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $2,039 NZD at GemTrove · As of November 1, 2026
View at GemTrove

About this 0.78ct natural cushion diamond

This 0.78ct natural cushion sits in the just-under-one-carat band, graded D 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 7548991202. Listed at 9 retailers as of October 31, 2026, with prices from $1,281 to $2,039, a $758 spread on the same certified stone. GemTrove lists it at $2,039. 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
D
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceMedium
OriginNatural
Grading LabGIA
CertificateGIA 7548991202
Dimensions5.14 × 5.11 × 3.43 mm
L/W Ratio1.01
Culet sizeNone
Key to symbols
Crystal
Top View
5.14 mm5.11 mm0.78 ctD / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceMedium
CertificateGIA 7548991202
Side View
Table 62.0%CrownGirdle: THN-VTKPavilionCulet: NoneDepth 67.1%

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 31
Current: $2,039 NZD|Low: $1,176 NZD|High: $2,039 NZD|Avg: $1,683 NZD
GemTrove
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 1, 2026
Retailer 8$1,281 NZD
Retailer 5$1,544 NZD
Retailer 7$1,590 NZD
Retailer 6$1,600 NZD
Retailer 2$1,601 NZD
Retailer 3$1,721 NZD
Retailer 9$1,721 NZD
Retailer 4$1,774 NZD
GemTrove$2,039 NZD

35 data points across 9 retailers

9 retailers$1,281 NZD to $2,039 NZD

A
Cheapest Retailer
-
$1,281 NZD
$722 USD
Final sale: no returns
A
Retailer 2
-
$1,544 NZD
$870 USD
View
A
Retailer 3
-
$1,590 NZD
SGD 1,211 SGD
View
A
Retailer 4
-
$1,600 NZD
$902 USD
View
A
Retailer 5
-
$1,601 NZD
£711 GBP
View
A
Retailer 6
-
$1,721 NZD
$970 USD
View
A
Retailer 7
-
$1,721 NZD
$970 USD
View
A
Retailer 8
-
$1,774 NZD
$1,000 USD
View
Most Expensive
A
GemTrove
GT-N-00957435-98 · Nov 1
$2,039 NZD
A$1,768 AUD
View
8 more retailers have this diamond
Prices start from $1,281 NZDSave up to $758 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 Cushion
$1,281 NZD