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Marquise|Natural|GIA

1.10ct K SI2 Marquise Natural Diamond

EX • K/SI2 • GIA 6555299426

Certificate GIA 6555299426

Diamond specifications and retailer prices

From £1,092 GBP
As of November 5, 2026
Save £713 GBP (40%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: £1,805 GBP at Wholesale Diamonds Direct · As of November 4, 2026
View at Wholesale Diamonds Direct

About this 1.1ct natural marquise diamond

This 1.1ct natural marquise sits in the classic one-carat band, graded K colour (faint-tinted) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6555299426. Listed at 12 retailers as of November 4, 2026, with prices from £1,092 to £1,805, a £713 spread on the same certified stone. Wholesale Diamonds Direct lists it at £1,805. 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

1.10
Carat
K
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle39.84°
Pavilion angle38.22°
OriginNatural
Grading LabGIA
CertificateGIA 6555299426
Dimensions10.20 × 5.39 × 3.27 mm
L/W Ratio1.89
Culet sizeNone
Top View
10.20 mm5.39 mm1.10 ctK / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6555299426
Side View
Table 59.0%Crown 39.84°Girdle: STK-THKPavilion 38.22°Culet: NoneDepth 60.6%

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 5
Current: £1,382 GBP|Low: £1,086 GBP|High: £1,841 GBP|Avg: £1,345 GBP|-3.9%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Wholesale Diamonds Direct
November 6, 2026
Retailer 5£1,092 GBP
Retailer 7£1,101 GBP
Retailer 8£1,120 GBP
Retailer 2£1,199 GBP
Retailer 4£1,222 GBP
Retailer 6£1,322 GBP
Retailer 9£1,331 GBP
Retailer 1£1,382 GBP
Retailer 10£1,482 GBP
Retailer 3£1,545 GBP
Wholesale Diamonds Direct£1,805 GBP

38 data points across 11 retailers

12 retailers£1,092 GBP to £1,805 GBP

A
Cheapest Retailer
-
£1,092 GBP
A
Retailer 2
-
£1,101 GBP
View
A
Retailer 3
-
£1,120 GBP
View
A
Retailer 4
-
£1,199 GBP
View
A
Retailer 5
-
£1,222 GBP
View
A
Retailer 6
-
£1,322 GBP
View
A
Retailer 7
-
£1,331 GBP
View
A
Retailer 8
-
£1,382 GBP
View
B+
Retailer 9
-
£1,390 GBP
View
B+
Retailer 10
-
£1,482 GBP
View
A
Retailer 11
-
£1,545 GBP
View
Most Expensive
B+
Wholesale Diamonds Direct
262934584 · Nov 4
£1,805 GBP
$2,430 USD
View
11 more retailers have this diamond
Prices start from £1,092 GBPSave up to £713 GBP

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
1.10ct Marquise
£1,092 GBP