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Round|Lab Grown|GIA

0.71ct K SI2 Round Lab Grown Diamond

EX • K/SI2 • GIA 1236637394

Certificate GIA 1236637394

Diamond specifications and retailer prices

From €643 EUR
As of November 4, 2026
Save €882 EUR (58%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: €3,338 EUR at MOH London · As of November 5, 2026
View at MOH London

About this 0.71ct lab-grown round diamond

This 0.71ct lab-grown round 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 and certified by GIA 1236637394. Listed at 4 retailers as of November 4, 2026, with a 137% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

0.71
Carat
K
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
OriginLab Grown
Grading LabGIA
CertificateGIA 1236637394
Dimensions5.72 × 5.74 × 3.54 mm
L/W Ratio1.00
Top View
5.72 mm5.74 mm0.71 ctK / SI2
OriginLab Grown
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateGIA 1236637394
Side View
Table 57.0%CrownGirdle: MediumPavilionCulet: NoneDepth 61.7%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 4
Current: €3,338 EUR|Low: €643 EUR|High: €3,387 EUR|Avg: €1,431 EUR|-1.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 6, 2026
Retailer 5€643 EUR
Retailer 3€1,024 EUR
Retailer 6€1,240 EUR
Retailer 4€1,306 EUR
Retailer 2€1,525 EUR
MOH London€3,338 EUR

28 data points across 6 retailers

4 retailers€643 EUR to €1,525 EUR

B+
Cheapest Retailer
-
€643 EUR
B
Retailer 2
-
€1,306 EUR
View
B
Retailer 3
-
€1,525 EUR
View
Most Expensive
MOH London
1236637394 · Nov 5
€3,338 EUR
£2,950 GBP
View
Price under review
3 more retailers have this diamond
Prices start from €643 EURSave up to €882 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.

B+
0.71ct Round
€643 EUR