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Round|Lab Grown|IGI

6.71ct D IF Round Lab Grown Diamond

ID • D/IF • IGI LG754593196

Shape and cutting style on the report: Round brilliant

Certificate IGI LG754593196

Diamond specifications and retailer prices

From $9,361 USD
As of October 31, 2026
Save $14,889 USD (61%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $29,374 USD at Aida Diamonds · As of September 29, 2026
View at Aida Diamonds

About this 6.71ct lab-grown round diamond

This 6.71ct lab-grown round sits in the over five carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG754593196 or 754593196. Listed at 10 retailers as of October 30, 2026, with a 159% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

6.71
Carat
D
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.2°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG754593196
Dimensions12.08 × 12.15 × 7.43 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
HEARTS & ARROWS As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
12.08 mm12.15 mm6.71 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG754593196
Side View
Table 56.0%Crown 34.2°Girdle: MediumPavilion 40.7°Culet: NoneDepth 61.3%

Caratlytics Score

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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: Oct 31
Current: $29,374 USD|Low: $9,361 USD|High: $54,530 USD|Avg: $24,925 USD
Aida 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
Retailer 14
Retailer 15
October 30, 2026
Retailer 8$9,361 USD
Retailer 9$9,965 USD
Retailer 13$11,364 USD
Retailer 10$13,286 USD
Retailer 15$13,634 USD
Retailer 3$16,230 USD
Retailer 5$16,252 USD
Retailer 11$20,856 USD
Retailer 2$24,250 USD
Retailer 7$27,941 USD
Aida Diamonds$29,374 USD
Retailer 4$29,502 USD
Retailer 14$35,543 USD
Retailer 6$39,545 USD
Retailer 12$48,090 USD

19 data points across 15 retailers

10 retailers$9,361 USD to $24,250 USD

A
Cheapest Retailer
-
$9,361 USD
Retailer 2
-
$9,965 USD
View
Price last confirmed 13 days ago
Retailer 3
-
$10,734 USD
View
Price last confirmed 21 days ago
Retailer 4
-
$11,164 USD
View
Price last confirmed 22 days ago
Retailer 5
-
$12,881 USD
View
Price last confirmed 21 days ago
Retailer 6
-
$13,286 USD
View
Price last confirmed 20 days ago
Retailer 7
-
$14,312 USD
View
Price last confirmed 19 days ago
Retailer 8
-
$20,856 USD
£16,422 GBP
View
Price last confirmed 20 days ago
B+
Retailer 9
-
$24,250 USD
View
Most Expensive
Aida Diamonds
465282898 · Sep 29
$29,374 USD
A$45,190 AUD
View
Price last confirmed 32 days ago
9 more retailers have this diamond
Prices start from $9,361 USDSave up to $14,889 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
6.71ct Round
$9,361 USD