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Round|Lab Grown|IGI

3.54ct D IF Round Lab Grown Diamond

ID • D/IF • IGI LG691526202

Certificate IGI LG691526202

Diamond specifications and retailer prices

From $1,090 USD
Save $10,450 USD (91%) vs most expensive(unlock to see where)
26 retailers carry this diamond
Most expensive: $11,540 USD at Brilliant Earth
View at Brilliant Earth

About this 3.54ct lab-grown round diamond

This 3.54ct 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 LG691526202 or 691526202. Listed at 26 retailers, with prices from $1,090 to $11,540 at Brilliant Earth, a $10,450 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

3.54
Carat
D
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.8°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG691526202
Dimensions9.80 × 9.84 × 6.03 mm
L/W Ratio1.00
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
9.80 mm9.84 mm3.54 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG691526202
Side View
Table 56.0%Crown 34.8°Girdle: MediumPavilion 40.8°Culet: NoneDepth 61.5%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0-100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Sep 29
Current: $11,540 USD|Low: $913 USD|High: $19,230 USD|Avg: $4,500 USD|-40.0%
Brilliant Earth
Retailer 2
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Retailer 21
October 1, 2026
Retailer 21$1,221 USD
Retailer 10$1,265 USD
Retailer 20$1,440 USD
Retailer 16$1,542 USD
Retailer 13$1,677 USD
Retailer 17$1,690 USD
Retailer 15$2,013 USD
Retailer 4$2,028 USD
Retailer 2$2,160 USD
Retailer 3$2,565 USD
Retailer 8$3,156 USD
Retailer 11$3,320 USD
Retailer 7$3,939 USD
Retailer 19$3,994 USD
Retailer 6$4,539 USD
Retailer 5$4,880 USD
Retailer 9$4,957 USD
Retailer 12$5,500 USD
Retailer 14$7,582 USD
Retailer 18$9,680 USD
Brilliant Earth$11,540 USD

38 data points across 21 retailers

26 retailers$1,090 USD to $11,540 USD

A
Cheapest Retailer
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$1,090 USD
A
Retailer 2
-
$1,221 USD
View
A
Retailer 3
-
$1,244 USD
View
Price last confirmed 8 days ago
A
Retailer 4
-
$1,247 USD
View
A
Retailer 5
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$1,265 USD
View
A
Retailer 6
-
$1,440 USD
View
A
Retailer 7
-
$1,542 USD
View
A
Retailer 8
-
$1,677 USD
£1,320 GBP
View
A
Retailer 9
-
$1,690 USD
HK$13,200 HKD
View
A
Retailer 10
-
$2,013 USD
View
A
Retailer 11
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$2,026 USD
£1,595 GBP
View
A
Retailer 12
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$2,160 USD
View
A
Retailer 13
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$2,565 USD
View
A
Retailer 14
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$2,617 USD
View
A
Retailer 15
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$3,156 USD
A$4,855 AUD
View
A
Retailer 16
-
$3,320 USD
ZAR 53,642 ZAR
View
Price last confirmed 10 days ago
B+
Retailer 17
-
$3,939 USD
View
B+
Retailer 18
-
$3,994 USD
View
B+
Retailer 19
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$4,539 USD
£3,574 GBP
View
B+
Retailer 20
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$4,552 USD
View
B+
Retailer 21
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$4,880 USD
SGD 6,594 SGD
View
B+
Retailer 22
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$4,957 USD
View
B+
Retailer 23
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$5,500 USD
View
B
Retailer 24
-
$7,582 USD
£5,970 GBP
View
B
Retailer 25
-
$9,680 USD
View
Most Expensive
B
Brilliant Earth
20152571Y · Oct 1
$11,540 USD
View
25 more retailers have this diamond
Prices start from $1,090 USDSave up to $10,450 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
3.54ct Round
$1,090 USD