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Round|Lab Grown|IGI

3.74ct D IF Round Lab Grown Diamond

ID • D/IF • IGI LG727578348

Certificate IGI LG727578348

Diamond specifications and retailer prices

From $1,347 USD
Save $19,053 USD (93%) vs most expensive(unlock to see where)
27 retailers carry this diamond
Most expensive: $20,400 USD at Brilliant Earth
View at Brilliant Earth

About this 3.74ct lab-grown round diamond

This 3.74ct lab-grown round 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 LG727578348 or 727578348. Listed at 27 retailers, with prices from $1,347 to $20,400 at Brilliant Earth, a $19,053 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

3.74
Carat
D
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG727578348
Dimensions9.96 × 9.90 × 6.13 mm
L/W Ratio1.01
Girdle conditionFaceted
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
9.96 mm9.90 mm3.74 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG727578348
Side View
Table 58.0%Crown 35.5°Girdle: MED-STKPavilion 40.7°Culet: NoneDepth 61.7%

Caratlytics Score

How it works →
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 28
Current: $2,474 USD|Low: $1,076 USD|High: $7,393 USD|Avg: $3,169 USD|+1.6%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
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Retailer 15
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Retailer 21
October 1, 2026
Retailer 8$1,347 USD
Retailer 4$1,465 USD
Retailer 7$1,541 USD
Retailer 21$1,727 USD
Retailer 3$1,815 USD
Retailer 15$1,877 USD
Retailer 14$1,898 USD
Retailer 17$2,205 USD
Retailer 16$2,340 USD
Retailer 1$2,474 USD
Retailer 5$2,929 USD
Retailer 6$3,152 USD
Retailer 20$3,532 USD
Retailer 19$3,562 USD
Retailer 9$4,065 USD
Retailer 13$4,551 USD
Retailer 12$5,081 USD
Retailer 2$5,520 USD
Retailer 11$5,883 USD
Retailer 10$6,020 USD
Retailer 18$7,393 USD

39 data points across 21 retailers

27 retailers$1,347 USD to $20,400 USD

A
Cheapest Retailer
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$1,347 USD
A
Retailer 2
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$1,465 USD
View
Price last confirmed 7 days ago
A
Retailer 3
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$1,541 USD
View
Retailer 4
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$1,727 USD
View
A
Retailer 5
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$1,815 USD
View
A
Retailer 6
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$1,877 USD
£1,478 GBP
View
A
Retailer 7
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$1,898 USD
View
A
Retailer 8
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$1,907 USD
HK$14,900 HKD
View
A
Retailer 9
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$2,210 USD
£1,740 GBP
View
A
Retailer 10
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$2,340 USD
View
A
Retailer 11
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$2,474 USD
€2,356 EUR
View
A
Retailer 12
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$2,912 USD
View
A
Retailer 13
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$2,929 USD
View
A
Retailer 14
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$3,152 USD
View
A
Retailer 15
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$3,532 USD
A$5,434 AUD
View
A
Retailer 16
-
$3,562 USD
ZAR 57,548 ZAR
View
B+
Retailer 17
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$4,065 USD
View
B+
Retailer 18
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$4,551 USD
View
B+
Retailer 19
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$4,854 USD
View
B+
Retailer 20
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$5,081 USD
£4,001 GBP
View
B+
Retailer 21
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$5,491 USD
View
B+
Retailer 22
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$5,520 USD
SGD 7,459 SGD
View
B+
Retailer 23
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$5,945 USD
View
Price last confirmed 22 days ago
B+
Retailer 24
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$6,003 USD
View
B+
Retailer 25
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$6,020 USD
View
B+
Retailer 26
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$7,393 USD
A$11,374 AUD
View
Most Expensive
B
Brilliant Earth
15744813A · Sep 29
$20,400 USD
View
26 more retailers have this diamond
Prices start from $1,347 USDSave up to $19,053 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
3.74ct Round
$1,347 USD