Marquise|Natural|GIA

1.55ct F IF Marquise Natural Diamond

EX • F/IF • GIA 2556755527

Certificate GIA 2556755527

Diamond specifications and retailer prices

From $16,885 USD
As of November 6, 2026
Save $10,791 USD (39%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: $27,676 USD at MOH London · As of November 7, 2026
View at MOH London

About this 1.55ct natural marquise diamond

This 1.55ct natural marquise sits in the one-and-a-half to two carat band, graded F colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2556755527. Listed at 23 retailers as of November 6, 2026, with prices from $16,885 to $27,676, a $10,791 spread on the same certified stone. MOH London lists it at $27,676. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.55
Carat
F
Color
IF
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.7°
Pavilion angle36°
OriginNatural
Grading LabGIA
CertificateGIA 2556755527
Dimensions12.62 × 5.75 × 3.60 mm
L/W Ratio2.19
Culet sizeNone
Top View
12.62 mm5.75 mm1.55 ctF / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2556755527
Side View
Table 56.0%Crown 35.7°Girdle: STK-THKPavilion 36°Culet: NoneDepth 62.5%

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: Nov 6
Current: $27,676 USD|Low: $16,885 USD|High: $28,569 USD|Avg: $21,147 USD|-3.0%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
November 7, 2026
Retailer 4$16,885 USD
Retailer 10$18,027 USD
Retailer 8$18,080 USD
Retailer 14$18,312 USD
Retailer 12$18,359 USD
Retailer 17$18,846 USD
Retailer 11$19,127 USD
Retailer 19$19,205 USD
Retailer 15$19,666 USD
Retailer 5$20,475 USD
Retailer 18$20,497 USD
Retailer 16$20,649 USD
Retailer 6$21,305 USD
Retailer 7$21,863 USD
Retailer 3$22,124 USD
Retailer 2$22,141 USD
Retailer 9$25,240 USD
Retailer 13$25,994 USD
MOH London$27,676 USD

46 data points across 19 retailers

23 retailers$16,885 USD to $27,676 USD

A
Cheapest Retailer
-
$16,885 USD
A
Retailer 2
-
$18,027 USD
View
A
Retailer 3
-
$18,080 USD
View
A
Retailer 4
-
$18,312 USD
View
A
Retailer 5
-
$18,359 USD
View
A
Retailer 6
-
$18,846 USD
View
Final sale: no returns
Retailer 7
-
$19,127 USD
View
Price last confirmed 34 days ago
A
Retailer 8
-
$19,205 USD
View
Retailer 9
-
$19,666 USD
View
Price last confirmed 13 days ago
B+
Retailer 10
-
$20,475 USD
View
B+
Retailer 11
-
$20,497 USD
View
Retailer 12
-
$20,649 USD
View
Price last confirmed 13 days ago
Retailer 13
-
$21,305 USD
View
Price last confirmed 12 days ago
Retailer 14
-
$21,614 USD
View
Price last confirmed 40 days ago
B+
Retailer 15
-
$21,863 USD
View
Retailer 16
-
$22,124 USD
View
Price last confirmed 11 days ago
B+
Retailer 17
-
$22,141 USD
View
Retailer 18
-
$22,445 USD
View
Price last confirmed 39 days ago
Retailer 19
-
$22,913 USD
View
Price last confirmed 62 days ago
Retailer 20
-
$25,240 USD
View
Price last confirmed 11 days ago
Retailer 21
-
$25,606 USD
View
Price last confirmed 40 days ago
B+
Retailer 22
-
$25,994 USD
View
Most Expensive
B
MOH London
ADDD5CBDA · Nov 7
$27,676 USD
£21,792 GBP
View
22 more retailers have this diamond
Prices start from $16,885 USDSave up to $10,791 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.

A
1.55ct Marquise
$16,885 USD