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Marquise|Natural|GIA

0.70ct K SI2 Marquise Natural Diamond

EX • K/SI2 • GIA 5453758326

Certificate GIA 5453758326

Diamond specifications and retailer prices

From €425 EUR
As of November 6, 2026
Save €434 EUR (51%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: €859 EUR at 77 Diamonds · As of November 6, 2026
View at 77 Diamonds

About this 0.7ct natural marquise diamond

This 0.7ct natural marquise sits in the half to three-quarter 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 5453758326. Listed at 3 retailers as of November 6, 2026, with prices from €425 to €859, a €434 spread on the same certified stone. 77 Diamonds lists it at €859. 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

0.70
Carat
K
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishVery Good
SymmetryGood
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 5453758326
Dimensions8.85 × 4.49 × 2.91 mm
L/W Ratio1.97
Top View
8.85 mm4.49 mm0.70 ctK / SI2
OriginNatural
CutExcellent
PolishVery Good
SymmetryGood
FluorescenceNone
CertificateGIA 5453758326
Side View
Table 56.0%CrownGirdle: THK-ETKPavilionCulet: NoneDepth 64.8%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 6
Current: €859 EUR|Low: €425 EUR|High: €868 EUR|Avg: €667 EUR|+1.2%
77 Diamonds
Retailer 2
Retailer 3
November 6, 2026
Retailer 2€425 EUR
Retailer 3€702 EUR
77 Diamonds€859 EUR

44 data points across 3 retailers

3 retailers€425 EUR to €859 EUR

A
Cheapest Retailer
-
€425 EUR
B+
Retailer 2
-
€702 EUR
View
Most Expensive
B
77 Diamonds
MQCP8AJMB6MB · Nov 6
€859 EUR
£755 GBP
View
2 more retailers have this diamond
Prices start from €425 EURSave up to €434 EUR

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
0.70ct Marquise
€425 EUR