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Radiant|Lab Grown|IGI

3.11ct D IF Radiant Lab Grown Diamond

ID • D/IF • IGI LG700514389

Certificate IGI LG700514389

Diamond specifications and retailer prices

From $1,172 USD
Save $9,238 USD (89%) vs most expensive(unlock to see where)
26 retailers carry this diamond
Most expensive: $10,410 USD at Do Amore Diamonds
View at Do Amore Diamonds

About this 3.11ct lab-grown radiant diamond

This 3.11ct lab-grown radiant sits in the three to five carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG700514389 or 700514389. Listed at 26 retailers, with prices from $1,172 to $10,410 at Do Amore Diamonds, a $9,238 spread on the same certified stone. 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

3.11
Carat
D
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle42.3°
Pavilion angle33.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG700514389
Dimensions10.26 × 7.38 × 4.80 mm
L/W Ratio1.39
Culet sizePointed
Cert comments
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
10.26 mm7.38 mm3.11 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG700514389
Side View
Table 65.0%Crown 42.3°Girdle: MED-STKPavilion 33.9°Culet: NoneDepth 65.0%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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See the detailed 0-100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Sep 30
Current: $10,410 USD|Low: $1,017 USD|High: $10,730 USD|Avg: $3,763 USD|-3.0%
Do Amore Diamonds
Retailer 2
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Retailer 22
October 1, 2026
Retailer 3$1,507 USD
Retailer 17$1,540 USD
Retailer 4$1,613 USD
Retailer 8$1,822 USD
Retailer 16$1,907 USD
Retailer 18$2,165 USD
Retailer 7$2,351 USD
Retailer 5$2,360 USD
Retailer 19$2,679 USD
Retailer 21$3,392 USD
Retailer 14$3,508 USD
Retailer 6$3,627 USD
Retailer 12$3,900 USD
Retailer 11$4,196 USD
Retailer 9$4,251 USD
Retailer 20$4,879 USD
Retailer 2$5,161 USD
Retailer 22$5,470 USD
Retailer 10$5,502 USD
Retailer 13$6,914 USD
Retailer 15$8,710 USD
Do Amore Diamonds$10,410 USD

39 data points across 22 retailers

26 retailers$1,172 USD to $10,410 USD

A
Cheapest Retailer
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$1,172 USD
A
Retailer 2
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$1,275 USD
View
A
Retailer 3
-
$1,341 USD
View
A
Retailer 4
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$1,507 USD
View
A
Retailer 5
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$1,540 USD
View
A
Retailer 6
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$1,613 USD
View
A
Retailer 7
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$1,822 USD
View
A
Retailer 8
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$1,907 USD
HK$14,900 HKD
View
A
Retailer 9
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$2,170 USD
£1,709 GBP
View
A
Retailer 10
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$2,351 USD
View
A
Retailer 11
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$2,360 USD
€2,248 EUR
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A
Retailer 12
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$2,679 USD
View
A
Retailer 13
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$2,812 USD
View
A
Retailer 14
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$3,392 USD
A$5,219 AUD
View
A
Retailer 15
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$3,508 USD
ZAR 56,671 ZAR
View
Price last confirmed 9 days ago
A
Retailer 16
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$3,627 USD
£2,856 GBP
View
A
Retailer 17
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$3,900 USD
View
A
Retailer 18
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$4,196 USD
View
A
Retailer 19
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$4,251 USD
View
B+
Retailer 20
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$4,879 USD
£3,842 GBP
View
B+
Retailer 21
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$5,161 USD
View
B+
Retailer 22
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$5,470 USD
View
B+
Retailer 23
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$5,502 USD
SGD 7,435 SGD
View
B+
Retailer 24
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$6,914 USD
A$10,637 AUD
View
B
Retailer 25
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$8,710 USD
View
Most Expensive
B
Do Amore Diamonds
27-3A57FD078 · Sep 30
$10,410 USD
View
25 more retailers have this diamond
Prices start from $1,172 USDSave up to $9,238 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.

A
3.11ct Radiant
$1,172 USD