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Marquise|Natural|GIA

0.80ct F SI1 Marquise Natural Diamond

EX • F/SI1 • GIA 1548939018

Certificate GIA 1548939018

Diamond specifications and retailer prices

From $2,309 SGD
A$2,778 AUD
As of November 3, 2026
Save $1,211 SGD (34%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: $3,521 SGD at 77 Diamonds · As of November 3, 2026
View at 77 Diamonds

About this 0.8ct natural marquise diamond

This 0.8ct natural marquise sits in the just-under-one-carat band, graded F 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 1548939018. Listed at 4 retailers as of November 3, 2026, with prices from $2,309 to $3,521, a $1,211 spread on the same certified stone. 77 Diamonds lists it at $3,521. 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
F
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishVery Good
SymmetryVery Good
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 1548939018
Dimensions9.03 × 4.86 × 3.09 mm
L/W Ratio1.86
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Crystal, Feather, Knot
Top View
9.03 mm4.86 mm0.80 ctF / SI1
OriginNatural
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceFaint
CertificateGIA 1548939018
Side View
Table 57.0%CrownGirdle: STK-VTKPavilionCulet: NoneDepth 63.6%

Caratlytics Score

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

Price History

Last verified: Nov 3
Current: $3,521 SGD|Low: $1,522 SGD|High: $3,931 SGD|Avg: $2,471 SGD|+0.4%
77 Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 3, 2026
Retailer 10$1,522 SGD
Retailer 6$1,552 SGD
Retailer 12$1,938 SGD
Retailer 9$2,051 SGD
Retailer 11$2,141 SGD
Retailer 8$2,264 SGD
Retailer 5$2,309 SGD
Retailer 3$2,919 SGD
Retailer 4$2,946 SGD
Retailer 2$3,256 SGD
77 Diamonds$3,521 SGD
Retailer 7$3,931 SGD

22 data points across 12 retailers

4 retailers$2,309 SGD to $3,521 SGD

Retailer 1
-
$1,522 SGD
HK$9,300 HKD
Price last confirmed 59 days ago
B+
Retailer 2
-
$2,309 SGD
A$2,778 AUD
View
B
Retailer 3
-
$3,256 SGD
CA$3,536 CAD
View
Most Expensive
B
77 Diamonds
MQMB5BWN4MTQ · Nov 3
$3,521 SGD
£2,168 GBP
View
3 more retailers have this diamond
Prices start from $2,309 SGDSave up to $1,211 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.

B+
0.80ct Marquise
$2,309 SGD