Marquise|Natural|GIA

0.80ct I SI1 Marquise Natural Diamond

EX • I/SI1 • GIA 2567688390

Certificate GIA 2567688390

Diamond specifications and retailer prices

From $1,215 SGD
As of October 31, 2026
Save $1,013 SGD (45%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $2,228 SGD at Wholesale Diamonds Direct · As of October 27, 2026
View at Wholesale Diamonds Direct

About this 0.8ct natural marquise diamond

This 0.8ct natural marquise sits in the just-under-one-carat band, graded I colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2567688390. Listed at 10 retailers as of October 27, 2026, with prices from $1,215 to $2,228, a $1,013 spread on the same certified stone. Wholesale Diamonds Direct lists it at $2,228. 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

0.80
Carat
I
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle36.26°
Pavilion angle40.01°
OriginNatural
Grading LabGIA
CertificateGIA 2567688390
Dimensions9.26 × 4.78 × 3.06 mm
L/W Ratio1.94
Culet sizeNone
Top View
9.26 mm4.78 mm0.80 ctI / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 2567688390
Side View
Table 57.0%Crown 36.26°Girdle: STK-THKPavilion 40.01°Culet: NoneDepth 64.0%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 31
Current: $1,982 SGD|Low: $1,370 SGD|High: $2,228 SGD|Avg: $1,763 SGD|+0.3%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Wholesale Diamonds Direct
November 2, 2026
Retailer 6$1,370 SGD
Retailer 3$1,420 SGD
Retailer 5$1,441 SGD
Retailer 7$1,492 SGD
Retailer 2$1,687 SGD
Retailer 1$1,982 SGD
Retailer 8$2,004 SGD
Retailer 4$2,088 SGD
Wholesale Diamonds Direct$2,228 SGD

7 data points across 9 retailers

10 retailers$1,215 SGD to $2,228 SGD

A
Cheapest Retailer
-
$1,215 SGD
A
Retailer 2
-
$1,370 SGD
$1,072 USD
View
A
Retailer 3
-
$1,420 SGD
$1,110 USD
View
A
Retailer 4
-
$1,441 SGD
$1,127 USD
View
A
Retailer 5
-
$1,492 SGD
View
A
Retailer 6
-
$1,687 SGD
$1,319 USD
View
B+
Retailer 7
-
$1,982 SGD
€1,476 EUR
View
B+
Retailer 8
-
$2,004 SGD
$1,567 USD
View
B+
Retailer 9
-
$2,088 SGD
$1,633 USD
View
Most Expensive
B+
Wholesale Diamonds Direct
611171626 · Oct 27
$2,228 SGD
$1,742 USD
View
9 more retailers have this diamond
Prices start from $1,215 SGDSave up to $1,013 SGD

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
0.80ct Marquise
$1,215 SGD