Marquise|Natural|GIA

1.06ct L SI1 Marquise Natural Diamond

EX • L/SI1 • GIA 2554683113

Certificate GIA 2554683113

Diamond specifications and retailer prices

From $921 USD
As of November 6, 2026
Save $682 USD (43%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $1,603 USD at 77 Diamonds · As of November 6, 2026
View at 77 Diamonds

About this 1.06ct natural marquise diamond

This 1.06ct natural marquise sits in the classic one-carat band, graded L colour (faint-tinted) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2554683113. Listed at 3 retailers as of November 6, 2026, with prices from $921 to $1,603, a $682 spread on the same certified stone. 77 Diamonds lists it at $1,603. 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

1.06
Carat
L
Color
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2554683113
Dimensions10.93 × 5.29 × 3.26 mm
L/W Ratio2.07
Girdle conditionSlightly Thick to Thick
Key to symbols
Crystal, Feather
Top View
10.93 mm5.29 mm1.06 ctL / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2554683113
Side View
Table 61.0%CrownGirdle: STK-THKPavilionCulet: NoneDepth 61.6%

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: $1,603 USD|Low: $921 USD|High: $1,777 USD|Avg: $1,242 USD|-8.1%
77 Diamonds
Retailer 2
Retailer 3
November 6, 2026
Retailer 3$921 USD
Retailer 2$928 USD
77 Diamonds$1,603 USD

46 data points across 3 retailers

3 retailers$921 USD to $1,603 USD

A
Cheapest Retailer
-
$921 USD
A
Retailer 2
-
$928 USD
View
Most Expensive
B+
77 Diamonds
MQCPUWQDSDAQ · Nov 6
$1,603 USD
£1,262 GBP
View
2 more retailers have this diamond
Prices start from $921 USDSave up to $682 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
1.06ct Marquise
$921 USD