Round|Lab Grown|IGI

3.70ct E FL Round Lab Grown Diamond

ID • E/FL • IGI LG825675292

Shape and cutting style on the report: Round brilliant

Certificate IGI LG825675292

Diamond specifications and retailer prices

From $2,764 USD
As of October 29, 2026
Save $8,412 USD (75%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $11,176 USD at Taylor and Hart · As of October 30, 2026
View at Taylor and Hart

About this 3.7ct lab-grown round diamond

This 3.7ct lab-grown round sits in the three to five carat band, graded E colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG825675292 or 825675292. Listed at 19 retailers as of October 29, 2026, with prices from $2,764 to $11,176, a $8,412 spread on the same certified stone. Taylor and Hart lists it at $11,176. 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

3.70
Carat
E
Color
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.4°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG825675292
Dimensions9.83 × 9.87 × 6.14 mm
L/W Ratio1.00
Girdle conditionFaceted
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
9.83 mm9.87 mm3.70 ctE / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG825675292
Side View
Table 58.0%Crown 35.4°Girdle: MED-STKPavilion 41.1°Culet: NoneDepth 62.3%

Caratlytics Score

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

Price History

Last verified: Oct 29
Current: $9,376 USD|Low: $2,764 USD|High: $14,353 USD|Avg: $5,617 USD|-21.0%
Retailer 1
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
Retailer 16
Retailer 17
Retailer 18
Taylor and Hart
October 30, 2026
Retailer 13$2,764 USD
Retailer 2$3,062 USD
Retailer 7$3,151 USD
Retailer 6$3,265 USD
Retailer 16$3,265 USD
Retailer 3$3,290 USD
Retailer 9$3,401 USD
Retailer 4$3,798 USD
Retailer 18$4,271 USD
Retailer 11$4,314 USD
Retailer 5$4,488 USD
Retailer 17$4,665 USD
Retailer 15$5,104 USD
Retailer 10$6,725 USD
Retailer 12$7,582 USD
Retailer 8$8,201 USD
Retailer 14$8,320 USD
Retailer 1$9,376 USD
Taylor and Hart$11,176 USD

30 data points across 19 retailers

19 retailers$2,764 USD to $11,176 USD

A
Cheapest Retailer
-
$2,764 USD
A
Retailer 2
-
$3,062 USD
View
A
Retailer 3
-
$3,151 USD
View
Final sale: no returns
A
Retailer 4
-
$3,265 USD
View
A
Retailer 5
-
$3,265 USD
View
A
Retailer 6
-
$3,290 USD
View
B+
Retailer 7
-
$3,798 USD
View
Retailer 8
-
$4,019 USD
HK$31,400 HKD
View
Price last confirmed 39 days ago
B+
Retailer 9
-
$4,271 USD
View
B+
Retailer 10
-
$4,314 USD
£3,397 GBP
View
B+
Retailer 11
-
$4,488 USD
View
B+
Retailer 12
-
$4,665 USD
View
B+
Retailer 13
-
$5,104 USD
€4,861 EUR
View
Retailer 14
-
$6,725 USD
View
Price last confirmed 22 days ago
B+
Retailer 15
-
$7,582 USD
ZAR 122,480 ZAR
View
B+
Retailer 16
-
$8,201 USD
View
B+
Retailer 17
-
$8,320 USD
£6,551 GBP
View
B
Retailer 18
-
$9,376 USD
View
Most Expensive
B
Taylor and Hart
I9OHZKM · Oct 30
$11,176 USD
View
18 more retailers have this diamond
Prices start from $2,764 USDSave up to $8,412 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
3.70ct Round
$2,764 USD