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Marquise|Natural|GIA

0.78ct H SI2 Marquise Natural Diamond

EX • H/SI2 • GIA 1232971789

Certificate GIA 1232971789

Diamond specifications and retailer prices

From $1,584 USD
As of November 6, 2026
Save $922 USD (37%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $2,506 USD at MOH London · As of November 1, 2026
View at MOH London

About this 0.78ct natural marquise diamond

This 0.78ct natural marquise sits in the just-under-one-carat band, graded H colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 1232971789. Listed at 3 retailers as of November 1, 2026, with prices from $1,584 to $2,506, a $922 spread on the same certified stone. MOH London lists it at $2,506. 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
H
Color
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishVery Good
SymmetryGood
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 1232971789
Dimensions8.82 × 4.85 × 3.04 mm
L/W Ratio1.82
Culet sizeNone
Top View
8.82 mm4.85 mm0.78 ctH / SI2
OriginNatural
CutExcellent
PolishVery Good
SymmetryGood
FluorescenceFaint
CertificateGIA 1232971789
Side View
Table 60.0%CrownGirdle: THK-VTKPavilionCulet: NoneDepth 62.8%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: $2,506 USD|Low: $1,531 USD|High: $2,536 USD|Avg: $2,022 USD|-0.1%
MOH London
Retailer 2
Retailer 3
November 6, 2026
Retailer 2$1,584 USD
Retailer 3$1,984 USD
MOH London$2,506 USD

43 data points across 3 retailers

3 retailers$1,584 USD to $2,506 USD

B+
Cheapest Retailer
-
$1,584 USD
B
Retailer 2
-
$1,984 USD
View
Most Expensive
B
MOH London
CCB48402D · Nov 1
$2,506 USD
£1,973 GBP
View
2 more retailers have this diamond
Prices start from $1,584 USDSave up to $922 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.

B+
0.78ct Marquise
$1,584 USD