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Marquise|Natural|GIA

0.80ct F SI1 Marquise Natural Diamond

EX • F/SI1 • GIA 2245093253

Certificate GIA 2245093253

Diamond specifications and retailer prices

From £1,327 GBP
SGD 2,407 SGD
As of October 31, 2026
Save £1,115 GBP (46%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: £2,442 GBP at Helzberg Diamonds · As of November 2, 2026
View at Helzberg 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 2245093253. Listed at 14 retailers as of October 31, 2026, with prices from £1,327 to £2,442, a £1,115 spread on the same certified stone. Helzberg Diamonds lists it at £2,442. 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
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.36°
Pavilion angle38.36°
OriginNatural
Grading LabGIA
CertificateGIA 2245093253
Dimensions9.34 × 4.90 × 2.91 mm
L/W Ratio1.91
Culet sizeNone
Top View
9.34 mm4.90 mm0.80 ctF / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2245093253
Side View
Table 58.0%Crown 36.36°Girdle: MED-VTKPavilion 38.36°Culet: NoneDepth 59.4%

Caratlytics Score

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

Price History

Last verified: Oct 31
Current: £2,442 GBP|Low: £1,351 GBP|High: £2,442 GBP|Avg: £1,696 GBP
Helzberg Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
November 2, 2026
Retailer 11£1,351 GBP
Retailer 4£1,363 GBP
Retailer 8£1,367 GBP
Retailer 12£1,378 GBP
Retailer 10£1,483 GBP
Retailer 6£1,493 GBP
Retailer 13£1,627 GBP
Retailer 7£1,709 GBP
Retailer 5£1,756 GBP
Retailer 2£1,920 GBP
Retailer 9£2,077 GBP
Retailer 3£2,193 GBP
Helzberg Diamonds£2,442 GBP

20 data points across 13 retailers

14 retailers£1,327 GBP to £2,442 GBP

A
Cheapest Retailer
-
£1,327 GBP
SGD 2,407 SGD
A
Retailer 2
-
£1,351 GBP
$1,813 USD
View
A
Retailer 3
-
£1,363 GBP
$1,829 USD
View
A
Retailer 4
-
£1,367 GBP
$1,835 USD
View
A
Retailer 5
-
£1,378 GBP
$1,849 USD
View
B+
Retailer 6
-
£1,483 GBP
SGD 2,689 SGD
View
B+
Retailer 7
-
£1,493 GBP
View
B+
Retailer 8
-
£1,627 GBP
$2,184 USD
View
B+
Retailer 9
-
£1,709 GBP
$2,293 USD
View
B+
Retailer 10
-
£1,756 GBP
$2,357 USD
View
B+
Retailer 11
-
£1,920 GBP
€2,454 EUR
View
B
Retailer 12
-
£2,077 GBP
$2,787 USD
View
B
Retailer 13
-
£2,193 GBP
$2,943 USD
View
Most Expensive
B
Helzberg Diamonds
XZRIIKLGPJILJ · Nov 2
£2,442 GBP
$3,277 USD
View
13 more retailers have this diamond
Prices start from £1,327 GBPSave up to £1,115 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
0.80ct Marquise
£1,327 GBP